#37 whenever scientist carefully measure any quantity many times they expect that: a. all the measurements will be exactly the same b. only two of the measurements will be exactly the same c. all but one of the measurements will

27,655 results
  1. Science

    A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists’ results by conducting her own investigations. The scientist is being

  2. AP Calculus AB Part 2

    The Riemann sum, the limit as the maximum of delta x sub i goes to infinity of the summation from i equals 1 to n of f of the quantity x star sub i times delta x sub i , is equivalent to the limit as n goes to infinity of the summation from i equals 1 to n

  3. Quick calc question

    The Riemann sum, the limit as the maximum of delta x sub i goes to infinity of the summation from i equals 1 to n of f of the quantity x star sub i times delta x sub i , is equivalent to the limit as n goes to infinity of the summation from i equals 1 to n

  4. Statistics

    Juan makes a measurement in a chemistry laboratory and records the result in his lab report. The standard deviation of students' lab measurements is 10 milligrams. Juan repeats the measurement 3 times and records the mean (x-bar) of his 3 measurements. a)

  5. Geometry

    Find the measure of an angle if its measure is 26 degrees more than 3 times its complement. 16 141 74 42 Trying to figure it out but can't. Please help?

  6. Science

    Q1: Why do scientist use models? A.) Scientist use models to learn about things that are too small, too late, or too complex to observe directly. B.) Scientist use models because doing so is always part of the scientific method. C.) Scientist use models

  7. Calculus

    Evaluate exactly the value of the integral from negative 1 to 0 of the product of the cube of quantity 2 times x to the 5th power plus 6 times x and 5 times x to the 4th power plus 3, dx. Your work must include the use of substitution and the

  8. Quick calc question

    Which of the following definite integrals could be used to calculate the total area bounded by the graph of y = 1 – x2 and the x-axis? the integral from 0 to 1 of the quantity 1 minus x squared, dx plus the integral from 1 to 2 of the quantity 1 minus x

  9. Math

    In Triangle MNP, the measure of angle M is 24degrees, the measure of angle N is five times the measure of P, find the measure of angle N and angle P.

  10. Math

    The probability of winning a game is 20%. If you play 20 times, how many times should you expect to win? 4 times 10 times** 16 times

  11. Algebra

    I have a pair of supplementary angles, the measure of one angle is 8 times the measure of the other. What is the measure of the larger angle? What is the measure of the smaller angle?

  12. Algebra

    which of following best define the two quantities that are measure to find the call rate phone company? A.the quantity of price measured in dollars depends on the quantity of time measured in minutes B. the quantity measured in minutes depends on the

  13. math

    Given G of x equals the integral from 1 to x of the natural logarithm of the quantity 2 times t plus 1, dt, find G '(x) ln(2x + 1) ln(2x + 1) − ln3 ln(2t + 1) + C 2 divided by the quantity 2 times x plus 1 my answer is ln(2x+1) but I dont think its right

  14. Quick calc question

    Write the Riemann sum to find the area under the graph of the function f(x) = x2 from x = 1 to x = 5. 1. the summation from i equals 1 to n of the product of the quantity squared of 1 plus 5 times i over n and 4 over n 2. the limit as n goes to infinity of

  15. earth

    #37 whenever scientist carefully measure any quantity many times they expect that: a. all the measurements will be exactly the same b. only two of the measurements will be exactly the same c. all but one of the measurements will be exactly the same d. the

  16. high school

    How does a scientist reduce the frequency of human error and minimize a lack of accuracy? a.Take repeated measurements. b.Use the same method of measurement. c.Maintain instruments in good working order. d.all of the above

  17. science

    ead the scenario. A car travels 25 m/s forward for 10 s. Which option accurately identifies the measurements within the scenario that are vector quantities and describes why? The measurement 25 m/s is the only vector quantity because it is a measurement of

  18. Science

    How might creativity help a scientist? A.Creativity allows a scientist's findings to be trusted. B.Creativity allows a scientist to develop new ideas or evaluate old ideas in a new way. C.Creativity assures that the scientist has a sense id right and

  19. Calculus

    What is the best substitution to make to evaluate the integral of the quotient of cosine of 2 times x and the square root of the quantity 5 minus 2 times the sine of 2 times x, dx? u = sin(2x) u = cos(2x) u = 2x u = 5 − 2sin(2x)

  20. Science

    which of the following statements incorrectly describes a tool used by scientists? A. A compound light microscope enables a scientist to view objects too unaided eye to see. (B).A beaker is a type of glassware a scientist uses in the lab to record data. C.

  21. algebra

    An inequality is shown below: −np − 3 ≥ 7(c − 4) Which of the following solves for n? n ≤ − the quantity 7 times c minus 31 all over p n ≤ − the quantity 7 times c minus 25 all over p---my choice n ≥ − the quantity 7 times c minus 31

  22. science

    Which One Is The Right Answer? A Coulomb Is A Measure Of _____ Whereas An Ampere Is A Measure Of _____ ? I think the answers is A A.) Quantity & Rate --- B.) Rate & Quantity --- C.) Voltage & Resistance --- D.) Quality & Quantity

  23. math question

    /how do i solve this? The probability of winning a game is 15%. If you play 20 times,how many times should you expect to win? A.5 times B.3 times C.6 times D.15 times

  24. Science

    A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists' results by conducting her own investigations. The scientist is being

  25. math-algebra HELP!!!!

    a scientist theorized that you can estimate the temperature by counting how often crickets chirp. the scientist gathers the data in the table shown. A)how many cricket chirps would you expect to indicate a temperature of 85 degrees? include a graph and an

  26. Biology

    A scientist performs a controlled experiment. This means that A) the experiment is repeated many times to ensure that the results are accurate. B) the experiment proceeds at a slow pace to guarantee that the scientist can carefully observe all reactions

  27. Math

    If you toss a pair of dice 1,000 times, how many times would you expect to get a sum of 12 as the result? 1.)about 12 times 2.)about 27 times 3.)about 36 times 4.)about 100 times The lesson doesn't show me how to work this. Whats the formula?

  28. Math

    In triangle ABC, the measure of C is twice the measure of A, and the measure of B is 6 times the measure of A. Find the measure of each angle

  29. math

    Please check for me: Solve the questions below and identify them as experimental or theoretical. a. A baseball player reaches base 35% of the time. How many times can he expect to reach base in 850 at-bats? Theoretical – P(reaches base) = X/850 X/850 *

  30. Science

    help fastwhich of the following statements incorrectly describes a tool used by scientists? A. A compound light microscope enables a scientist to view objects too unaided eye to see. (B).A beaker is a type of glassware a scientist uses in the lab to record

  31. History

    1. What type of scientists study the origin and development of man? A . anthropologists B. archaeologists C. economists D. sociologists 2. What are items(such as pottery shards, weapons, tools, jewelry) used by ancient people’s called? A. antiques B.

  32. Algebra

    In triangle ABC, the measure of angle B is 8 degrees more than three times the measure of angle A. The measure of angle C is 37 degrees more than the measure of angle A. Find the measure of each angle. What is the measure of angle A__? What is the measure

  33. science

    A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists' results by conducting her own investigations. The scientist is being

  34. math

    The math problem is........... 3n to the 2nd power when n=3 what do I do first if nothing is in parenthesis? Do I multiply 3n or do n to the 2nd power first? square n, then multiply it by three. That's a good question Nikki. We would read (3n)^2 as

  35. geometry

    find the measure of an anGle if five times the measure of its complement is 24 derees less than twice the measure of its supplement. What is the equation? What is the measure?

  36. algebra pls help

    Solve for x. −ax + 3b > 5 x > the quantity 3 times b minus 5 all over a x > the quantity 5 minus 3 times b all over negative a x < the quantity 3 times b plus 5 all over a x < the quantity negative 3 times b plus 5 all over negative a

  37. Quick calc question

    Which of the following definite integrals could be used to calculate the total area bounded by the graph of y = 1 – x2 and the x-axis? the integral from 0 to 1 of the quantity 1 minus x squared, dx plus the integral from 1 to 2 of the quantity 1 minus x

  38. English expression

    A. Listen carefully, and choose the picture suitable for the content of the dialogue. B. Listen carefully, and draw a line to find out who teaches which subject. Look at the two people on the left, and the textbooks on the right. Draw a line between while

  39. Math

    What is quantity and how do you use it. A quantity is how much you have of a particular quality or substance. You can use it to compare to other quantities to see if they are more or less. Depending on what you desire — more or less — you might adjust

  40. Algebra

    Find the quotient of the quantity negative 15 times x to the 2nd power times y to the 6th power plus 50 times x to the 4th power times y to the 3rd power minus 20 times x to the 2nd power times y all over 5 times x to the 2nd Find the quotient of the

  41. Science

    When would a model be most beneficial to a scientist? A. when a scientist wants to do a hands on experiment B. when a scientist wants to represent things that are either very large or very small. C. when a scientist wants to be creative D. when a scientist

  42. Statistics,math

    My question is in statistics under what circumstances would the mode be an appropriate measure of central tendency? Whenever you expect a "normal" Gaussian distribution and have a large number of measurements. In that case the "mode" or most frequently

  43. Math

    What is the simplified form of The quantity x to the fourth power minus 81 divided by the quantity x plus 3 ? A. x cubed minus 3 times x squared plus 9 times x minus 27 B. the quantity x squared plus 9 times the quantity x squared minus 9 C. x cubed plus 3

  44. Chemistry check

    Could someone please just check my answers for this? I want to make sure I did these right. 1. A student reported the mass of ten glass beads as 2.507 +/- 0.015 g. What should the student report as the mass of one bead? Explain your answer. A: The student

  45. Math.... I need help, 3 questions for homework I j

    1.Based on a survey, 3 out of ten students like to play the flute. For a class of 700, how many flutes should the teacher pre-order: A. 70 flutes B. 210 flutes C. 300 flutes D. 490 flutes 2.The probability of getting a winning scratch of ticket is 4 out of

  46. math help DX

    a scientist theorized that you can estimate the temperature by counting how often crickets chirp. the scientist gathers the data in the table shown. A)how many cricket chirps would you expect to indicate a temperature of 85 degrees? include a graph and an

  47. Math check answers PLZZ

    1) Based on a survey, 3 out of 10 students like to play the flute. For a class of 700, how many flutes should the teacher pre-order? (1 point) 70 flutes 210 flutes*** 300 flutes 490 flutes 2) The probability of getting a winning scratch off ticket is 4 out

  48. Quick calc question

    Which of the following definite integrals could be used to calculate the total area bounded by the graph of y = 1 – x2 and the x-axis? the integral from 0 to 1 of the quantity 1 minus x squared, dx plus the integral from 1 to 2 of the quantity 1 minus x

  49. Calculus

    Which of the following definite integrals could be used to calculate the total area bounded by the graph of y = 1 – x2 and the x-axis? the integral from 0 to 1 of the quantity 1 minus x squared, dx plus the integral from 1 to 2 of the quantity 1 minus x

  50. Chem

    Could you check my answers and if wrong, suggest the right one. 1. In gas chromatography, two measurements are made. Identify the qualitative and quantitaive measurements. dye color and retention time 2. Why are components such as polymers like starch and

  51. Economics

    Can someone look at the answer for these? After paying an economist to estimate the price elasticity of demand for socks, sock manufacturers, expecting to increase revenues, decide to reduce the price of socks. The estimate of demand elasticity could have

  52. Math

    The measure of (Angle)D is 5 times the measure of (Angle)E. The two angles are supplementary. Find the measure of each angle. My Method: x+x*5=180 I tried this but it didn't work, any correct steps?

  53. Statistics

    A sample of 12 measurements has a mean of 37 and a standard deviation of 4.25. Suppose that the sample is enlarged to 14 measurements, by including two additional measurements having a common value of 37 each. A. Find the mean of the sample of 14

  54. Physics

    please check my answers, they are Capitalized 1. the SI base unite used to measure mass is the a. meter b. second. C. kilogram d. liter 2. how does a scientist reudce the frequency of human error and minimize a lack of accuracy? a. take repeated

  55. chemistry

    Every measurement has a measurement uncertainty. Discuss how precise and accurate measurement can be achieved in spite of the inherent measurement uncertainty. You could use either of the two options given below. • Take a ruler and measure the height of

  56. 8th Grade Science

    Why do scientist use standered units of measurements? A.) Because their tools only measure in units B.) Because their units are either too small or too large to work with C.) So they can communicate findings without confusion D.) So that people who are not

  57. geometry

    Click on the angle measure tool and measure each angle. Click on the points in counter-clockwise order. (If you make a mistake, use the undo button in the upper, right corner of your screen.) To make the measurements easier to see, click on the arrow tool

  58. Science

    1. If the net force on an object is O N, the forces are considered unbalanced true false 2. Most people in the united states use feet and miles to measure distance in their everyday lives. why do scientist in the United States use meters to measure

  59. math

    A trangular region of a community college parking lot was measured. The measure of thefirst angle of this triangle is double the measure of the second angle. the measure of the third angleis 131 greater than double the measure of the first angle. what are

  60. Math

    decide how many times out of 20 tosses you would expect heads to appear and how many times you would expect tails to appear and calculate its deviation.

  61. algrbra

    Complimentary angles add up to 90º So translate the English into Math. if you let the unknown angle be x then "the measure of the compliment of the angle" -----> 90-x "10 degrees less than three times the measure of the angle" ----> 3x - 10 so....... 90-x

  62. chemistry

    Can someone please tell me the tools needed to measure amount of substance, area, volume, density, energy, and pressure? Thanks in advance! It depends on what you are measuring and the quantity. For amount of substance, the mass can be measured with a

  63. Science

    How might creativity help a scientist? a)creativity allows a scientist's findings to be trusted. b)Creativity alllows a scientist to develop new ideas or evaluate old ideas in a new way. c)Creativity assures that the scientist has a sense of right and

  64. Math

    Please explain this to me because im really stumped here!!: The probability of winning a game is 20%. If you play 20 times, how many times should you expect to win? A.4 times B.10 times C.16 times PLEASE HELP!!!!

  65. 6th Grade Probability

    The probability of winning a game is 25%. How many times should you expect to win if you play 36 times? A. 3 times B. 7 times C. 9 times (I think it's the answer) D. 11 times Please help me! If I'm wrong can someone please explain to me why and the correct

  66. Math help quick!

    1. Based on a survey, 3 out of 10 like to play the flute. For a class of 700, how many flutes should the teacher pre-order? 70 flutes 210 flutes*** 300 flutes 490 flutes 2. The probability of getting a winning scratch off ticket is 4 out of 10. If Dan buys

  67. art

    In what way is a conservator similar to a scientist? A:Both conservator and scientist relish doing research for extended periods of time. B:a conservator experiments with conservation materials just as a scientist experiments with different hypothesis.

  68. Math

    If I roll a die 6 times, how many 5's do I expect to get? I know if I rolled it one time I would have a 1 in 6 chance of getting a 5, but how do I determine how many I would expect to get if I roll it 6 times?

  69. Chemistry

    Ca(IO3)2(s) ⇌ Ca^(2+)(aq) + 2IO3^(-)(aq) First, you poured 30 mL of 0.100 M Ca^(2+) solution over a 2.000 g sample of solid Ca(IO3)2 and allowed the mixture to sit for 30 minutes. Some of the solid dissolved, causing the calcium ion concentration to

  70. RES342

    In 1000 samples, assuming that the null hypothesis is true, how many times would you expect to commit Type I error if alpha=.05? a. 95 times b. 10 times c. 50 times d. Not enough information given to provide an answer

  71. Algebra

    Write an algebraic expression for the quantity. Let x represent the unknown value. Seven times a quantity decreased by thirteen

  72. algebra

  73. Algebra

    Calculate the relative error to the nearest tenth, compared to the actual measurements, given the following swimming pool measurements: Mr. Joe's measurements: 35ft x 17.5ft Actual measurements: 35ft x 22.75ft (A) 0.1 (B) 0.2 (C) 0.3 (D) 0.4 I got choice

  74. chemistry

    1. A student reported the mass of 10 glass beads as 2.507 +- 0.015g. What should the student report as the mass of one bead? Explain your answer 2. A student reported the density of 10 glass beads as 2.05 +- .034 g mL^-1. What should the student report as

  75. Economics

    I am on the chapter for International Trade in the book. I neew to calculate the producer surplus after a trade and I am not sure if I am doing it right. Graph: Price of Pencil Sharpeners $16__________________________World Price

  76. Science

    what is a seismograph and how does it work? what other methods do scientist use to measure earthquakes

  77. maths

    Find the measure of an angle with measure three times the measure of its supplement.

  78. statistics, math,drwls

    Is there a website where i can find the information you provided further because i am still not understanding towards what you mean.....thanks i'll appreciated it... My question is in statistics under what circumstances would the mode be an appropriate

  79. Physics

    I can't figure out how to do this. design an experiment you could construct that might measure the amount of work it takes to change the volume of a gas in a piston. What materials would you use? What would you measure? What results would you expect? What

  80. ethnics

    What other measurements do sociologist use to measure prejudice besides the IAT? How many are there?

  81. science

    A scientist working on developing a new drug for a company that makes medicine. The research is taking longer than the scientist had thought it would and the company is putting pressure on the scientist to finish quickly. The drug is finally ready to begin

  82. Statistics:Z and T Statistics: Confidence Interva

    Z and T Statistics: Confidence Intervals and Significance Tests: A friend who hears that you are taking a statistics course asks for help with a specific chemistry lab report. She has made four independent measurements of the specific gravity of a

  83. microeconmics - role of price

    What exactly are the roles of price in a market economy? Is it measure of value, store of value, currency for exchange, price determines quantity demanded? What else should I add to this list? Any ideas? Kind regards, Mr McHautenson It give information

  84. math

    How can we measure a dollar bill? Is it in Inches, centimetres, and any measurements??

  85. Physics

    Assume a quantity in physics was defined as (x2a3/v2) (acceleration cubed times distance squared divided by velocity squared). What would be the units of such a quantity? a) m3/s4 b) m2/s2 c) s4/m d) m/s4 e) None of these.

  86. algebra

    It has been found that adult height can be accurately predicted by taking specific measurements of children and multiplying them by a scale factor obtained by analyzing large representative samples. Twelve-year old Jean reads that female height will be

  87. algebra 101

    If The sum of the measures of two complementary angles is 90° and If one angle measures 15° more than twice the measure of its complement, find the measure of each angle. What is The measure of one angle is 1 times the measure of the other. Find the

  88. math

    the measure of two supplementary angles have the sum of their measurements is equal to 180 degrees.

  89. life sciences

    Formulate a hypothesis for this investigation? A scientist used biotechnology to clone a cow.over a period of 10 days the clones were monitored carefully and the number of the survived clones were notated.the line graph below presents the results of the

  90. college/microeconomics

    Just needing to know if I have done the work correctly with this problem: For the total revenue and marginal revenue the answers are: Price $20 Quantity 0 TR 0 MR 0 Price $18 Quantity 1 TR 18 MR 18 Price $16 Quantity 2 TR 32 MR 14 Price $14 Quantity 3 TR

  91. Microeconomics:

    Just needing to know if I have done the work correctly with this problem: For the total revenue and marginal revenue the answers are: Price $20 Quantity 0 TR 0 MR 0 Price $18 Quantity 1 TR 18 MR 18 Price $16 Quantity 2 TR 32 MR 14 Price $14 Quantity 3 TR

  92. Algebra

    I have a pair of supplementary angles, the measure of one angle is 8 times the measure of the other. What is the measure of the larger angle?

  93. Geometry

    Hi, one Professor gave me a very hard question, He has a little Disk (used in machines) that has a big hole in the middle, he measured the thickness every 90°, and he got the following measurements: 0.95 mm 1.02 mm 1.02 mm 0.96 mm He tells me that with 3

  94. Geometry (Urgent)

    Hi, one Professor gave me a very hard question, He has a little Disk (used in machines) that has a big hole in the middle, he measured the thickness every 90°, and he got the following measurements: 0.95 mm 1.02 mm 1.02 mm 0.96 mm He tells me that with 3

  95. Geometry

    Hi, one Professor gave me a very hard question, He has a little Disk (used in machines) that has a big hole in the middle, he measured the thickness every 90°, and he got the following measurements: 0.95 mm 1.02 mm 1.02 mm 0.96 mm He tells me that with 3

  96. MATH HELP!!!!!

    For part a-c ,what does the scale factor between two similar figures tell you about the given measurements? A.side lengths B.perimeters C.areas Hello i would say that the answer is a)side lenths because if you measure then you would have to measure sides.

  97. Algebra

    Isosceles triangle,two angles have the same measure. Determine the measure of the third angle in an isosceles triangle,if the third angle is 10 more than one-half of either of the equal measurements

  98. Trigonometry

    Triangle ABC is given where the measure of angle a is 33°, a=15 in., and the height, h, is 9 in. How many triangles can be made with the given measurements? Explain your answer.

  99. Geometry!

    "The measure of an angle is 6 more than 3 times the measure of its compliment. i know the quation is X+3x+6 but how do i solve that equation?

  100. geometry

    the measure of x is greater than four times the measure of a supplement to it. is this possible? if so, graph the possibilities for c on a number line. if not, explain why not.

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