1. Prob and Stats

    Einstein claims that his true average quiz score is 90. You have sample data on 25 of his quizzes. The average for that samaple is 83, and the standard deviation for the sample (s) is 4. The alpha for this two-tailed test is 0.05. Provide the calculated

    asked by Statistics help! on November 15, 2009
  2. philosophy

    1.Only claims that can be objectively verified can be trusted. 2.Many people have reported encounters with ghosts. 3. So the existence of ghosts is likely to be true. 1. acceptable by observation 2. acceptable by testimony 3. unacceptable by testimony I

    asked by Martin on April 1, 2017
  3. Physics

    PLEASE ANSWER ASAP!!!!!!!!!!!!!!!!!!!!!!! a cross country runner runs 3km due east, 5km due south and 8km south west. what is the runners final displacement and what direction in true bearing form? PLEASE CAN YOU EXPLAIN IT STEP BY STEP

    asked by Tap on July 15, 2012
  4. child growth development

    Regarding babies who are low in birth weight but born at full term, which of the following statements is true? A. Expect to find lanugo. B. Expect to dectect vernix. C. Expect to find that the mother's parents were smokers. D. Expect the child to be

    asked by chloe on June 10, 2010
  5. Science

    3. Which of the following is not true about the structure of the alveoli A. It has thick walls to trap gasses that enter during breathing. B. It has many capillaries running through it's structure. C. It has high surface area to allow lots of gas exchange.

    asked by Mariana on October 17, 2018
  6. Language Art

    3. Which of the following quotes from the text best reveals Windrider's approach to living? A- "I don't know much about being a father." B- "It's hard to put things to a letter, especially when the letter is read to your family by another person." C- "Then

    asked by Lola on May 10, 2016
  7. Social Studies

    The interaction of private companies trying to make the greatest profit and customers trying to get the best deal is called A) competition B) blind faith C) the invisible hand D) the zero sum game Blind faith means belief without true understanding so I'm

    asked by Courtney on November 9, 2011
  8. Finance

    keenan corp. is comparing two different capital structure. plan 1: would result in 7000 shares of stock and $160,000 in debt. plan 2: would result in 5000 shares of stock and $24,000 in debt. the interest rate on the debt is 10 percent. Q: (a)ignoring

    asked by chaterine on February 7, 2012
  9. science

    A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%. 1. The conclusion of the

    asked by stat on August 24, 2013
  10. English

    Which of the following statements is true of a summary? 1. A summary condenses the main points of an article. 2. A summary is quicker and easier to write than a longer original article. 3. A summary should not include evaluation and criticism. 4. A summary

    asked by Lin on October 21, 2008
  11. English

    Which of the following statements is true of a summary? article. topic. A. A summary condenses the main points of an article. B. A summary is quicker and easier to write than a longer original C. A summary should not include evaluation and criticism. D. A

    asked by Angela on April 16, 2014
  12. Statistics

    A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%. 1. The conclusion of the

    asked by stat on August 24, 2013
  13. child care

    According to the CFOC guidelines, which of the following is true as it relates to grains? A. Grains are whole and enriched breads, cereals, crackers, pasta, and rice. B. Grains should be avoided until a child is 3 years of age. C. Grains should be limited

    asked by thilini on August 10, 2016
  14. science

    A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%. 1. The conclusion of the

    asked by stat on August 24, 2013
  15. biology

    Which of the following statements about the nucleus is NOT true? a. The nucleus stores coded instructions for making the cell's proteins.*** b. The nucleus usually contains a nucleolus region which is where ribosome assembly begins. c. The nucleus is the

    asked by Anonymous on August 23, 2018
  16. English

    I really need you to check my corrections. Thank you very much. 1) The town is described through the use (using, are both possible?)of similes taken from the animal world. 2) The black smoke coming out of the chimneys is compared to (not: is seen as) a

    asked by Mike on February 22, 2011
  17. English

    Rewrite the following sentencesto make them effective and precise. 1. The newspaper reported about how the hostages in Jolo were rescued. The newspaper reported about the hostages' rescue. 2. In actual fact, he posed as a policeman to extort money from the

    asked by Hoa on July 21, 2011
  18. qnt/351

    Which of the following statements about the two sample sizes is NOT true? Assume thepopulation standard deviations are equal A. Sample A = 11; sample B = 13 B. Sample A = 12; sample B = 14 C. Sample A = 13; sample B = 13 D. Sample A = 10; sample B = 16

    asked by arelis on March 31, 2014
  19. also...

    also is it true that the nervous system needs the blood to circulate better so it could get to the skin and help the nerves work correctly.... Yes, the nervous system needs blood to make the nerve cells operate. See:

    asked by notsure on April 22, 2007
  20. Math

    1.Radii of congruent circles are equal. True or False 2.The measure of an angle formed by two secants intersecting outside the circle equals a. ½ the sum of the intercepted arcs b. ½ the difference of the intercepted arcs c. ½ the measure of the

    asked by Courtney on June 11, 2010
  21. business msis

    A time study of a certain service task found an average time of 15 minutes, with a standard deviation of 5minutes. These figures were based on a sample of 100 measurements. Is the sample large enough that we are 95% confident that standard time is within

    asked by jeannie on April 11, 2015
  22. Geometry

    Which of the following statements from Euclidean geometry is also true of spherical geometry? a. A line has infinite length. b. Two intersecting lines divide the plane into four regions. c. Two perpendicular lines create four right angles. d. The

    asked by Lily on August 5, 2011
  23. math

    A proposed null hypothesis states that there is no difference in the water consumption of households of two districts. The sample mean difference is found to be 8.5 liters, and the standard deviation of the distribution of the difference in sample means is

    asked by 54 on July 8, 2015
  24. physics

    Which is true as one gets closer to the center of the earth? a. The person’s weight increases b. The person’s weight decreases c. The person’s weight remains the same d. The person’s mass changes e. A new dimension is discovered

    asked by jude on May 7, 2010
  25. math

    the question is: If you know that 4 of the 10 items on a true-false test are false, how many different ways could you select 4 items to mark as being false? I think the answer is 10P4=10*9*8*7/4*3*2*1=5040/24=210 ways

    asked by ginger on February 4, 2011
  26. Communication and Gender Studies

    Why is it that the most effective way to humiliate a man is to make him look or act like a woman, or accuse him of looking or acting like a woman?! Does the reverse hold true? Would it be demeaning for a woman to act as a man?

    asked by Audrey on July 17, 2010
  27. Math - PreCalc (12th Grade)

    Which statement about a uniform probability distribution defined on a given interval is true? A) The mean is always 0. B) The mean is always 1. C) The standard deviation is always 1. D) The mean is the midpoint of the interval. E) The standard deviation is

    asked by Shawna on March 21, 2014
  28. health

    What effect does the aging process have on dietary guidelines? A. You'll need additional calories to fuel the body. B. Prescription drugs often present side effects and therefore should always be taken with food. C. It causes nutrient deficiencies so

    asked by AK on August 28, 2008
  29. health

    What effect does the aging process have on dietary guidelines? A. You'll need additional calories to fuel the body. B. Prescription drugs often present side effects and therefore should always be taken with food. C. It causes nutrient deficiencies so

    asked by AK on August 27, 2008
  30. Health

    11. The physical changes that prepare your body to respond quickly and appropriately to stressors are medical alert responses. a. true b. false B? 29. Someone with ADHD is likely to benefit from a. group therapy b. medication c. psychotherapy d. all of the

    asked by mysterychicken on September 27, 2011
  31. maths calculus

    A centre enters students for English levels one and two end test every year. Some take the paper based version, others online version. For planning purposes you need to assume trend patterns indicate that .the total number of entries each year is always

    asked by jigna on February 26, 2007
  32. ms.sue 3 grade english

    fact and opionion a statement of fact can be proved true or false. a statement of opinion gives someone's thoughts or feelings about something. words that express feelings,such as best and amazing,ate clues that a sentence is probably and opinion.

    asked by dw on March 30, 2012
  33. ISLAMIC

    I refer to the verse 22:78. “And make jihad in God’s cause with true jihad. It is He who has chosen you, and has laid no hardship on you in religion; the creed of your forefather Abraham. It is He who has named you Muslims, in bygone times and in this

    asked by ASMA89 on February 8, 2013
  34. accounting

    10. Head of Household is the most advantageous allowable filing status Samantha can use. a. True b. False 11. How many qualifying persons does Samantha have for the earned income credit? a. 0 b. 1 c. 2 d. 3 12. What is the credit for child and dependent

    asked by she on December 9, 2017
  35. Chemistry

    A solution has [OH-] = 3.5 × 10-6. Based on that, what must be true about this solution? A. It is an acidic solution. B. It is a strong base. C. It is a strong acid. D. It is a basic solution.

    asked by Laura on September 17, 2016
  36. Grammar

    A regular verb is a word that expresses an action;an irregular verb us a non-action word. True or False?

    asked by Charlene Hunt on October 2, 2018
  37. math

    A sphere is inscribed in a cylinder. The surface area of the sphere and the lateral area of the cylinder are equal. true?

    asked by danny on March 29, 2011
  38. Algebra

    Please help! True or false and if false, correct the underlined portion. If 9>-3w-51>60 then *-3

    asked by AndyK on October 21, 2014
  39. Algebra

    Please help! True or false and if false, correct the underlined portion. If 9>-3w-51>60 then *-3

    asked by AndyK on October 21, 2014
  40. Geometry

    What can you conclude from the given true statements? If there is a full moon tonight, the dog will howl. The moon is full tonight.

    asked by Leslie on December 6, 2012
  41. math

    two integers have sum of 23 and a difference of 7. which of the following is also true about these integers? A they have a product of 161. B they have a qoutient 4. C they have a product of 120. D they have a qoutient of 2.

    asked by jen on November 23, 2011
  42. English

    1. I'm goin' to Lousiana my true for to see. [From Oh, Susanna] ---------------------------------------------------------------- Why do you use goin'? To show the omission of 'g'? Do you not pronounce the ng sound? Instead, do you pronounce the n sound?

    asked by rfvv on August 27, 2018
  43. Geometry

    Which statement is true? A. All rectangles are quadrilaterals. B. All quadrilaterals are rectangles. C. All quadrilaterals are parallelograms.** D. All quadrilaterals are squares. Can someone check my answer

    asked by Anonymousss on June 20, 2018
  44. physics

    If i have three resistors in parallel and series, then the first resistor (series) and the second resistor (parallel) should have the same average of the total voltage? is this true? i think it should

    asked by Brandon on January 27, 2012
  45. bio check

    in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....

    asked by Anonymous on November 27, 2011
  46. science

    during radioactive decay atoms of a radioactive element break down and change into other atoms of another element-all at once a) true b) false

    asked by victoria on December 11, 2013
  47. bio check plz plz plz

    in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....

    asked by hiba on November 28, 2011
  48. math

    TRUE OR FALSE (x+y)+2=2+(x+y) is it associative property? (2*3)*5=(3*2)*5 is it commutative property? (X+3)4=4X+12 is an example of the distributive property of multiplication over addition (10+y)+z= 10 +(y+z) is this associative property?

    asked by Jenny on August 29, 2011
  49. physics

    If i have three resistors in parallel and series, then the first resistor (series) and the second resistor (parallel) should have the same average of the total voltage? is this true? i think it should

    asked by Brandon on January 26, 2012
  50. finance

    Which of the following statements is/are true? 1. It is necessary to register with the state when forming a proprietorship. 2. It is necessary to register with the state when forming a partnership. a. 1 only. b. 2 only. c. Both 1 and 2. d. Neither 1 nor 2.

    asked by Anonymous on November 16, 2016
  51. Science

    Is this true? If not why? Oceanic crust near the mid-ocean ridge is younger than oceanic crust farther away from the ridge?

    asked by Molly on January 23, 2010
  52. MATH (PLZ HELP)

    JK bisects LM at point D which of the following is true about point D? Draw a picture to help you answer the question. A. D is the midpoint of JK B. D is both the midpoint of JK and the midpoint of LM C. D is the midpoint of LM D. None Of These Help Please

    asked by EmoWolf on January 24, 2018
  53. 4 grade math

    i have a question on a math problem, please#1 explain why 7*8 is not a number sentence. Next question is write two true number sentence. thank you!

    asked by pat on November 10, 2009
  54. Math

    Consider ∠C such that sin C = 7/25 a) What are the possible quadrants in which ∠C may lie? b) If you know that cos C is negative, how does your answer to part a) change? c) Sketch a diagram to represent ∠C in standard position, given that the

    asked by Katie on November 23, 2016
  55. Geography

    Which of the following statements about Southern South America is true? A. Paraguay is the smallest country of the subregion. B. Influence of Roman Catholicism has sharply declined in Argentina. C. The Argentine economy was devastated by the end of 2001

    asked by Anonymous on July 11, 2013
  56. Chemistry PLEASE HELP!

    Check all of the following statements which are TRUE for a titration. Select one or more: a. A suitable primary standard must be available. b. The concentration of the solution in the buret (the titrant) must be known before the titration is begun. c.

    asked by Sophie on May 6, 2013
  57. US history

    Which of the following statements about the Social Security Act is NOT true? 1. It was based on a progressive tax that took a larger percentage of higher incomes. 2. It provided old-age pensions. 3. It was, according to Roosevelt, the “supreme

    asked by HM on November 13, 2011
  58. US history HELP

    Which of the following statements about the Social Security Act is NOT true? 1. It was based on a progressive tax that took a larger percentage of higher incomes. 2. It provided old-age pensions. 3. It was, according to Roosevelt, the “supreme

    asked by HM on November 13, 2011
  59. History

    Why was slavery a paradox? I don't understand the word 'paradox' very well, even though I looked it up and it is defined as "a self-contradiction". Please help, I think the answer might have something to do with a quote I found: "Democratic liberty exists

    asked by Jenna on March 29, 2007
  60. English

    could someone please explain to me what idealism is? i think i know but i just need clarification. i've already looked it up several times but have gotten different answers. thanks! Thank you for using the Jiskha Homework Help Forum. Here is what the

    asked by Marie on March 25, 2007
  61. trig/algebra

    if p is a multiple of 3 and q is a multiple of 5 which of the following is true?

    asked by samantha on February 4, 2010
  62. Algebra

    If f(a)=K, then which of the following must be true? f(K)=a f inverse(k)=a f inverse(a)=K

    asked by Jon on May 25, 2011
  63. math, algebra

    If A>B and B(B-A)>0, which of the following must be true? I. B

    asked by Kenny on July 5, 2018
  64. physics

    In an experiment to verify Newton's law of cooling, the temperature of hot water in a calorimeter T/oC is plotted against time t/min. Which of the following is true about the graph? a. the graph is linear and parallel to the T-axis b. the slope of the

    asked by Sam on November 18, 2014
  65. chem

    is it true that ethanol on skin feels cold due to the evaporation of the alcohol yes. But any solvent with a decent vapor pressure will do the same thing. Even water but you may need to wave your hands in the air to help it a little. That's why humans

    asked by Anonymous on April 15, 2007
  66. Soical Stuides

    Which of the following are true statements about John F. Kennedy when he was elected president? A.He was the youngest person ever elected president. B.He ran against a Catholic opponent. C.He was the patrician son of a wealthy businessman. D.He was raised

    asked by God is Good on July 25, 2018
  67. stats word problem Please help!

    A. random sample of 50 four year olds attending daycare centers provided a yearly tuition average of 3987$ and the population standard deviation of $630. Find the 90% confidence interval of the true mean. and B. If a daycare center were starting up and

    asked by Tessa on November 23, 2012
  68. stats word problem Please help!

    A. random sample of 50 four year olds attending daycare centers provided a yearly tuition average of 3987$ and the population standard deviation of $630. Find the 90% confidence interval of the true mean. and B. If a daycare center were starting up and

    asked by Tessa on November 24, 2012
  69. statistics

    I need so help figuring out which statement is true or false. 1. A parameter always describes a larger group than a statistic. 2. The sampling distribution of a statistic is the distribution of values taken by the statistic in all possible samples of all

    asked by Sue on February 6, 2009
  70. physics

    Which of the following statements is not true about a particle executing Simple Harmonic Motion? Choose one answer. a. Its velocity is maximum at the equilibrium position. b. Its acceleration depends only upon its displacement at that instant. c. Its

    asked by calous --- HELP PLEASEE!!! on February 27, 2011
  71. Physics helppp

    Which of the following statements are TRUE? Select all that apply. An isolated system is one in which objects inside the system are not influenced by any forces from outside the system. The mechanical energy of a pendulum bob is maximized at the bottom of

    asked by member of physics on October 23, 2012
  72. teacher aides

    17. Which of the following statements is true in families where domestic violence occurs? A. The children are less likely to be victims of abuse. B. The children may use aggressive behavior when dealing with conflict. C. Girls are affected by the violence

    asked by sara on June 7, 2011
  73. eng.

    Which of these statements is true? a) Sensory details distract readers; therefore, writers should avoid using them. b) Sensory details show readers that the writer is a sensitive person. c) Sensory words make writing come alive because we understand the

    asked by sha on June 27, 2010
  74. buisness

    in 2009 Nokia decided to move from Germany ro Romania and then to china . in this question we need to decide whether it's ethical or not.or if it's just a business decision . i have been reading and and saw articales that support my opinion . i believe it

    asked by mona on October 1, 2015
  75. Health

    1.Which is NOT a type of Psychotherapy used to treat mental disorders A. insight therapy B. Group Therapy (picked this one) C. Drug therapy D. Cognitive therapy 2.Which is NOT a health professional who treats mental and emotional disorders? A. Psychiatrist

    asked by Caitlyn on November 16, 2015
  76. History - Help

    Regarding peripheral countries or regions, all of the following are true EXCEPT: A. they are all dependent on core countries for capital. B. the term peripheral is not necessarily synonymous with poverty. C. most of the impoverished countries are in

    asked by Angela on December 23, 2016
  77. Elements of Psychology

    I need help on these questions. My answers have the < by them 1. In a typical neuron, sheaths of fatty tissue called _______ surround the axon. A. terminals C. synapse B. dendrites D. myelin

    asked by Natasha on September 16, 2010
  78. HISTORY

    True False Columbus first sighted land in the New World near Newfoundland. I would say false because wasn't John Cabot the one to discover Newfoundland? Columbus was a devout adherent of A. Sunni Islam B. Hinayana Buddhism C. Orthodox Judaism D. Roman

    asked by Anonymous on September 13, 2014
  79. Government US

    Thomas Jefferson believed in constitutional democracy and the power of the people must never be restrained. This statement is said to be false. Can some one explain to me why this is false when Jefferson was the ONE to promote the bill of rights and was

    asked by HM on September 24, 2011
  80. Physics

    A powered model airplane of mass 1.7 kg is tied to a ceiling with string and allowed to fly at speed 0.21 m/s in a circular path of radius 0.86 m while suspended by the string which makes a constant angle with respect to the vertical. (a) What is the

    asked by Catherine on April 21, 2016
  81. intro to psychology

    Which one of the following statements about heritability is true? A. Heritability estimates indicate whether an attribute was inherited or acquired. B. Highly heritable traits, like height, will always be inherited, regardless of environmental factors. C.

    asked by elly on June 25, 2015
  82. English

    Based on "The Divine Comedy" by Dante Alighieri In "The Divine Comedy," what does the "one true path" that Dante has lost MOST LIKELY represent? The road to Rome His sense of right and wrong The literal way through the forest His knowledge of heaven and

    asked by Fading on December 1, 2016
  83. intro to psychology

    Which one of the following statements about the Human Genome Project is not true? A. Researchers have identified almost all 3 billion units of DNA. B. Locating a gene is the first step to understanding how it works. C. Most human traits are affected by

    asked by elly on June 25, 2015
  84. English - check my answer, please. Last one :)

    "Dr. Smith had argued that the cure for insomnia could be found in the seeds of apples, and although it was not true, he had made money giving lectures." This statement: *** includes a shift in tense. is a sentence fragment. includes an inappropriate use

    asked by Samantha on October 21, 2013
  85. psychology

    Which one of the following statements about heritability is true? A. Heritability estimates indicate whether an attribute was inherited or acquired. B. Highly heritable traits, like height, will always be inherited, regardless of environmental factors. C.

    asked by elly on June 25, 2015
  86. PHYSICS

    The hydraulic gradient in an 10-ft-thick aquifer at a site of uniform flow prior to pumping is -0.02. The hydraulic conductivity is 100 ft/day. True or False: After pumping starts at a well at a rate of 10,000 cubic feet per day, the distance from the well

    asked by MARK on March 9, 2011
  87. Grammar

    Determine if the following sentences employ the correct use of commas and apostrophes.True=correct False=wrong 1. The wound was copiously irrigated with normal saline, and the musosal flap was replaced to its appropriate position. Answer: I think the comma

    asked by Leslie on May 11, 2011
  88. mechanics

    I refer to the verse 22:78. “And make jihad in God’s cause with true jihad. It is He who has chosen you, and has laid no hardship on you in religion; the creed of your forefather Abraham. It is He who has named you Muslims, in bygone times and in this

    asked by shazleen on December 9, 2013
  89. Physics-check answer please (multiple choice)

    1. A 2.5 kg mass at rest on a horizontal surface is acted upon by an applied horizontal force of 150 N. A frictional force of 100 N acts on the mass. How much work is done on the mass? my answer: would the work be 0? 2. When a rock is thrown straight up in

    asked by Lisa on February 24, 2014
  90. CHEMISTRY!!

    Which of the following is NOT a postulate of the kinetic molecular theory? A; the average kinetic energy of the particles is directly proportional to the absolute temp. B;the forces of attraction and repulsion between the particles are insignificant C:the

    asked by Andy on May 11, 2010
  91. microeconomics

    If the technology for producign a good improves and at the same time,the price of a substitute good falls, then the quantity bought and sold of the first good will increase. True, False, or Uncertain. Explain. Take a shot. Hint: draw existing supply and

    asked by Brittany on February 8, 2007
  92. Science

    1. Which statement about subatomic particles is NOT true? (1 point) Protons and neutrons have almost the same mass. Protons and electrons have opposite charges. Unlike protons and electrons, neutrons have no charge. Protons and neutrons have the same

    asked by Chelsea on October 10, 2008
  93. science

    I'm like 90% sure the answer is B, am I correct? An individual with the genotype Aa mates with an individual with the genotype AA. Which of the following is true? A) These two individuals will have four offspring. B) Half of the offspring will be Aa. C)

    asked by Jon on November 16, 2011
  94. PHYSICS HELP

    Thank you, Bob. If the system does work on the external world, the energy of the system remains the same. Is this true or false? False. THe total energy in the system has decreased.

    asked by Pat on January 11, 2007
  95. SAT Math

    I did these, but I got the wrong answers. Please explain how ... 1. If xy>1 and zz II.xyz

    asked by Anonymous on August 27, 2013
  96. Chemistry

    A buffer contains the weak acid HA abd its conjugated base A-. The weak acid has a Ka of 1.51 x10^-5 and the buffer has a pH of 4.25. Which statement is true about the relative concentrations of HA and A- in the buffer? A) [HA]>[A-] B) [HA]

    asked by Anonymous on April 16, 2017
  97. geometry

    The radius of the inscribed circle is equal to twice the area of the triangle divided by the perimeter of the triangle. Prove that this relationship is true for the inscribed circle in any right triangle.

    asked by elisabeth on November 28, 2011
  98. math

    I have one cookie left at my party!! and 3 of my friends want the last cookie. who schould i give it too? BREANNA, KIRA, or JACK? THIS IS A TRUE STORY RIGHT NOW!! WHO SCHOULD I GIVE THE LAST COOKIE TOO?!?

    asked by Amber Montana on January 22, 2015
  99. Science

    Is it choice B....somebody please answer I really need to know An individual with the genotype Aa mates with an individual with the genotype AA. Which of the following is true? A) These two individuals will have four offspring. B) Half of the offspring

    asked by Jon on November 16, 2011
  100. Math

    The least squares regression line is a unique line for each data set. True The least squares regression line minimizes the sum of the residuals. False

    asked by Student on September 19, 2013