The relative frequency for a class is computed as: A. class width divided by class interval. B. class midpoint divided by the class frequency. C. class frequency divided by the interval. D. class frequency divided by the total frequency>
29,629 results, page 63

Math
In your class, you have scores of 73,85,76, and 92 on the first four of five tests. To get a grade of Upper C, the average of the first five tests scores must be greater than or equal to 70 and less than 80. a) Solve an inequality to find the least score you can get on ... 
Polynomials
The polynomial P(x)=ax^3+bx^2+cx+d leaves a remainder of 10x+11 when it is divided by x^2−1. It leaves a remainder of −6 when it is divided by x^2+x+1. What is the value of bc−ad 
us history
Can you help me on this? How consistent were the republican principles applied by Thomas Jefferson and James Madison during their presidencies? How did their policies affect the Federalist Party during Jefferson's and Madison's administrations? I can't find the answer anywhere... 
8th Grade English
My teacher for my english class at school marked off for these questions and said I could redo it and turn it in tomorrow. I am for sure I did these right. Here are the questions. Underline the verb in the parentheses that agrees with the subject. 1. In the Northern Hemisphere... 
8th grade
You complete a project for your social studies class. There are 3 parts to the project, worth a total of 100 points. You get 50 out of 50 points on part A, and 23 out of 25 points on part C. The total score you received is 93 out of 100. How many points did you get on part B? 
Chem Class
The equilibrium constant for reaction 1 is K.....? how do i figure out problems like this? do i check which ones cancel out? The equilibrium constant for reaction 1 is K. The equilibrium constant for reaction 2 is ___? (1) SO2 (g) + (1/2) O2 (g) (right and left arrows)SO3 (g... 
English 3
Choose the correct relative pronoun in the sentence: (answer I think is correct) Mrs. Eggelson tells _____ will listen about her health problems. whoever (whomever) The children argued about the actor _____ should receive the award. (who) whom Few people knew the woman _____ ... 
english
in English class, we have been studying The Odessy. In the portion of Scylla and Charybdis, we have been recognizing strong body, strong intellect, episodes, etc... the one thing I need that I cannot uncover is whether or not there is a patrynomic reference in the section ... 
physical science
two tuning forks are struck at the same time. one tuning forkhas a frequency of 20hz while the second tuning fork has a frequency of 226 hz. How many beats will result? Responses science  bobpursley, Tuesday, June 30, 2009 at 5:05pm you get the sum and difference, or 206 and ... 
physics
A college student is at a concert and really wants to hear the music, so she sits between two inphase loudspeakers, which point toward each other and are 60.8 m apart. The speakers emit sound at a frequency of 428.75 Hz. At the midpoint between the speakers, there will be ... 
physics
A college student is at a concert and really wants to hear the music, so she sits between two inphase loudspeakers, which point toward each other and are 60.8 m apart. The speakers emit sound at a frequency of 428.75 Hz. At the midpoint between the speakers, there will be ... 
physics
A college student is at a concert and really wants to hear the music, so she sits between two inphase loudspeakers, which point toward each other and are 60.8 m apart. The speakers emit sound at a frequency of 428.75 Hz. At the midpoint between the speakers, there will be ... 
english
Most students do not like english class. They think its a waste of there time and energy. Ain’t nobody likes to right papers and take tests anyway? Me and you dont. My friend Johnny now him know alot about this grammar stuff. I always am asking he to help me, with my English... 
Speech 09
I need to create a communication model in my speech class. My characters are Captain Hook and Peter Pan. I need to write a communication model script. It should have these words in them: Context, message, feedback, channel, Encode, Decode, receiver, sender, paralanguage, ... 
Math
In a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 72 and a standard deviation of 9. Grades are to be assigned according to the following rule: The top 10% receive A's. The next 20% receive B's. The middle 40% ... 
Math
In a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 72 and a standard deviation of 9. Grades are to be assigned according to the following rule: The top 10% receive A's. The next 20% receive B's. The middle 40% ... 
Stats
In a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 72 and a standard deviation of 9. Grades are to be assigned according to the following rule: The top 10% receive A's. The next 20% receive B's. The middle 40% ... 
Math
My professor gave our class a study guide for our midterm. On that study guide, there were 10 prompts he wanted us to know. Out of the 10, there were 3 prompts that I wasn't confident in. For the midterm, he picked 5 prompts out of the 10. Out of those 5 prompts, 3 of the ... 
calculus
i'm having trouble with a problem in my calc class...it isn't really calculus yet since we're still in the review section but it goes somethign like this: ( don't have it in front of me) a rational function is defined by: R/(xK) where R and K are constants. find R and K for a... 
it 210 computer programming
I need to generate an object oriented design for a system that keeps track of a DVD and CD collection. Identify each of the classes, associated data, and operations of the classes. Create the pseudo code for each of the classes and draw a GUI that will create the objects and ... 
physic
4. The physics class is having a tug of war – the men against the women. For a long time the two teams are pulling with equal force and the knot in the centre of the rope isn’t going anywhere. But then one boy sneezes and stops pulling as hard for just a few seconds. Of ... 
Math
Use the display of data to find the standard deviation. A bar graph titled Score with a horizontal axis labeled from 5 to 11 in increments of 1 and a vertical axis labeled Frequency from 0 to 12 in increments of 2 contains three vertical bars with labels and heights as follows... 
English
1. Why don't we take a tennis?  Sounds good. 2. Why don't we take a tennis lesson?  Sounds good. 3. Why don't we take a tennis class?  Sounds good. (Which dialogue is grammatical and common? Thank you.) 
STAT 250 Probability
Final averages are typically approximately normally distributed with a mean of 66 and a standard deviation of 10.5. Your professor says that the top 5% of the class will receive an A; the next 15%, a B; the next 47%, a C; the next 22%, a D; and the bottom 11%, an F. (a) What ... 
STAT 250 Probability
Final averages are typically approximately normally distributed with a mean of 66 and a standard deviation of 10.5. Your professor says that the top 5% of the class will receive an A; the next 15%, a B; the next 47%, a C; the next 22%, a D; and the bottom 11%, an F. (a) What ... 
computer programming
Create the psuedocode for an application class named Monogram. Its main() method holds three variables that hold your first, middle, and last initials, respectively. Create a method to which you pass the three initials and that displays the initials twice—once in the order ... 
Computer Programming
Create the psuedocode for an application class named Monogram. Its main() method holds three variables that hold your first, middle, and last initials, respectively. Create a method to which you pass the three initials and that displays the initials twice—once in the order ... 
physics
A Modified Atwood's machine (the pulley with two mass system used in class on in the Modified Atwood physlet) has a 10.0 N cart on a frictionless, horizontal track with a 10.0 N hanging weight attached to a string connecting the two weights. A second track is set up where the ... 
Chemistry
Can you please check my answer? Balance the following equation: Cl2 + KI > I2 + KCl How many grams of Cl2 are used to form 6.8 g of KCl? So 6.8 grams of KCl divided by 74.55g Kcl x 1molCl2 divided by 2mol KCl multiplied by 70.91 g Cl2/mol.... 3.2 grams of Cl2 
english II
Errors in the use of punctuation marks  Use of Quotation Marks and Terminal Punctuation the answer is a. A."What is my name?" Rumpelstiltskin asked the miller's daughter. B.Next week the class is going to study folk songs and spirituals that we learned as children: "Sweet ... 
english II
Errors in the use of punctuation marks  Use of Quotation Marks and Terminal Punctuation the answer is b. A."What is my name?" Rumpelstiltskin asked the miller's daughter. B.Next week the class is going to study folk songs and spirituals that we learned as children: "Sweet ... 
English 7  "Dear Reader" Letter Check
Can you check my letter. It's a project for English. We are making our writing portfolios. I'm almost done I just have to do this. Dear Reader, This year I done some great improvement as a writer. I add great vocabulary in my pieces. When I'm reading, it improve my writing. I ... 
English
1. Read the following passage from "The Cabuliwallah." I took them and was going to pay him, but he caught my hand and said: "you are very kind, sir! Keep me in your recollection; do not offer me money! You have a little girl; I too have one like her in my own home. I thought ... 
Help Mrs.Sue LA
Courage to Speak “Any volunteers?” Ms. Chavez scanned the class. Ming slouched farther down in her seat. “Come on now, you’ll all have to interview someone sometime this year. No one wants to go first? Okay, I’ll just have to choose someone.” I am an ant, she won... 
psychology
To punish John for clowning around,his teacher makes him sit up front where she can keep an eye on hom.John loves attention and secretly has always wanted to sit in the front of the class where he can be the center of attention.John's clowning around behavior: A)is now an ... 
Chemistry
here is the question. it is a fact that when you add acetone to saturated sodium chloride, the equilibrum shifts towards the right. what observation supports this fact? what is the role of acetone in shifting the equilibrium towards the right side? What reaction conditions ... 
math 7th grade connections
2. d+g/h for 2=35, g=19, and h=6 answers=9,2.7,7.3, and 8 3.the cost in dollars of a class party is 59+13n, where n is the number of people attending. what is the cost for 44 people. answers=$116,$587,$767,or $631 for people in connections that actually took the test and know ... 
physics
TVreception antennas for VHF (channels 2 through 13) are constructed with cross wires supported at their centers, as shown in Figure 23.24. The ideal length for the cross wires is onehalf the wavelength to be received, with the more expensive antennas having one for each ... 
Physics
A source passing a stationary observer is emitting a frequency of 560 Hz. If the speed of sound is 345 m/s, what must speed of the source be if the frequency speed is 480 hz? Here's what I've tried... Fo=480 Hz FObs = 480 + 560 VSource = ?(x) Vsound = 345 m/s I try to ... 
Physics
Piano tuners tune pianos by listening to the beats between the harmonics of two different strings. When properly tuned, the note A should have the frequency 440 Hz} and the note E should be at 659 Hz}. The tuner can determine this by listening to the beats between the third ... 
psychology
To punish John for clowning around, his teacher makes him sit up front where she can keep an eye on him. John loves attention and secretly has always wanted to sit in the front of the class where he can be the center of attention. John's clowning around behavior: A) is now ... 
biology
a class of pupils obtained results on a bar chart during a seashore investigation. they sampled the numbers of different seaweeds found in 0.25 m2 from the top shore (upper shore) to lower shore and found average percentage cover for each seaweed. describe how the pupils would... 
English
I am writing a paper for my research class and I am not sure I am using the right word in the sentence below. (This can include mental, physical, and emotional abuse that any member of a family conflicts on to another member of the family.) I am not sure that “conflicts” ... 
English
For an essay for my honors English class, I am comparing the character of Roger Chillingworth to a knife. While I do have some ideas to write about, do you guys have any tips on ideas I could use? More importantly, to those who have read the book, what type of knife do you ... 
what does this mean?
This is business law class, the question is An employee of a selfservice liquor store watched Lee pick up two bottles of cognac worth $25 each. Lee concealed one of the bottles in his pants and held the other in his hand. When approached by the employee, Lee returned both ... 
Physics
A car drives at a speed of 28m/s along a road parallel to a railroad track. A train traveling at 15m/s sounds a horn that vibrates at 300 Hz. If the train and car are moving toward each other, what frequency of sound is heard by a person in the car? If the train and car are ... 
Calculus (Partial Fractions)
My Calculus class just started Partial Fractions, and I understand MOST of it. I'm having a slight problem though, when either C, or C and D come in. I understand A/(something) + B/(something) But I become confused when it's either A/(something) + B/(something) + C/(something... 
MATH
tHERE ARE 4 FIFTH GRADE CLASSES IN A SCHOOL. EACH CLASS Has 24 STUDENTS. fOR EACH GYM PERIOD, TWO FIFTH GRADE CLASSES TAKE GYM TOGETHER. tHERE ARE 10 GYM PERIODS IN ALL DURING SCHOOL WEEK. wHAT INFORMATION IS NOR NEEDED TO FIGURE OUT HOW MANY TOTAL STUDENTS TAKE A GYM PERIOD ... 
Math
Scores from the same benchmark test are collected from two algebra classes, each with 30 students enrolled. One class had a mean score of 79 with a mean absolute deviation of 5, and on the other hand a mean score of 81 with the mean absolute deviation of 10. What can be said ... 
Math
Each day Julia's math Teacher gives class a warm up qs. It's true/false 20% of the times and multiple choice 80% . Julia gets 70% on true false correct and 90% on multiple choice correct. Julia answered today's question correctly. What's the probability that it was a multiple ... 
English
1. I have a friend who goes biking many times. 2. I have a friend who goes hunting every weekend. 3. I have a friend who got the first prize in the speech contest. 4. I have a friend who is the first in grades his class. 5. I have a friend who is very good at baseball. 6. I ... 
Math (Business)
Find the value of the ordinary annuity at the end of the indicated time period. The payment R, frequency of deposits m (which is the same as the frequency of compounding), annual interest rate r, and time period t are given. amount 1,000; quarterly; 6.2%, ... 
Statistics:Significance Test and Confidence Interv
Significance Test and Confidence Intervals In General: The article contains a 95% confidence interval. Would the margin of error in a 99% confidence interval computed from the same data be less, the same, or greater? 
college psyc. statistic
A psychology student wanted to examine the value of predicting GPAs based on IQ scores. She recruited undergraduate students enrolled in an introductory psychology class and administered the IQ test (M = 100.260, SD = 12.985) and requested their GPAs from the registrar’s ... 
World History
Alexander's plan to unite a great empire didn't last because a. the Persians reconquered their lost lands. b. his generals divided the kingdom after his death. c. his generals divided the kingdom after his death. d. the Romans rose to power and conquered his weakened empire. ... 
government
In my class I had to choose a major national issue and identify the forces in a political party that help drive the party to its position on the issue. I chose education and the Democratic party. The driving forces part is where I am stumped. I figured the forces would be ... 
romer vs. evans case gov't asap please
i have to come up with questions to ask for the case romer vs. evans? in my class, i have to pretend i'm the supreme court asking questions. what kind of questions should i ask? Does Amendment 2 of Colorado's State Constitution, violate the Fourteenth Amendment's Equal ... 
Math
Two hundred four students go to after school care at Ming's school. The students are divided into 12 equal groups. Six groups play on the playground while 6 gropus work on their homework. What is the greatest number of students that play on the playground at 1 time? A.17 B.34 ... 
Math
In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally distributed. I am really having a hard time understanding this. Any help would be great. a. The wealth of the parents of students attending your ... 
Math
Adam drew two same size rectangles and divided them into the same number of eqal parts. He shaded 1/3 of one rectangle and 1/4 of the other rectangle. What is the least number of parts into which both rectangles could be divided? 
algebra
can someone help me set up these two equations please. The sum of the distance, d, divided by 4 and 6 amounts to 2 subtracted from the distance, d. The sum of the distance, d, divided by 20 and 9 amounts to 18 subtracted from twice the distance, d 
CHEM (DrBob222)
I had posted the question to that previous chem question, regarding Mo & V...they said that it should have been correct. What I am thinking that I was missing...must have been that I did not include 4s & then just not fill it. I had excluded it from my electron filling ... 
statistics
if this are class scores and in one week i have bimodal distribution,another week a positive skew,3rd week a normal distribution and 4th week negative skew.what does this different scores tells you about thios tests , what is happening to the students scores overtime. what ... 
ALgebra 1
im doing a webquest on mt everest in math class. im almost done. i just need help with this 8. There have been many deaths in an attempt to climb Mount Everest. Make a timeline starting from the first attempted summit through 2004. Indicate the number of summits each year and ... 
Physics
The speed of sound in a classroom is 343m/s. A) A tuning fork of frequency 512Hz is struck. What length of open air tube is required to create a resonant sound at the 1st harmonic? wavelength=v/f=343/512=0.67m L=.5wavelength=.5(.67)= 0.335m B) Fore the same tube, what tuning ... 
PHYSICS
Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with this. All I need is a formula, please. :)Thank you! Here it is: A skier with a mass of 60.0 kg pushes... 
8th grade math
dividing fractions....how do i solve this... 4/9 divided by 2/3= or 9/10 divided by 9/10= One thing I do remember is how to divide fractions! 4/9 divided by 2/3 = 4/9 multiplied by 3/2 Then once you've multiplied across, reduce the resulting fraction if you can. So how will ... 
PHYSICS
Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with these. Here is problem #7: A 30 kg ball is launched at an angle of 15 degrees and is moving 20 m/s ... 
math
In a statistic class, the average score of midterm is 75 and the SD is 8. The average score of final is 65 and the SD is 12. The scatter diagram of the two variables (midterm/final scores) is football shaped. The correlation between the two variables is 0.65. The regression ... 
statistics
Professor Smith conducted a class exercise in which students ran a computer program to generate random samples from a population that had a mean of 50 and a standard deviation of 9mm. Each of Smith's students took a random sample of size n and calculated the sample mean. Smith... 
physics in a way
If you break a raw egg, why can't you put it back together? using relations to entropy and the 2nd law of termodynamics I am not certain of any physical laws that prohibit it. The 2nd law will require that energy be added in order to make up for the increased entropy when ... 
Statistics
In a normal distribution of scores, four participants obtained the following deviation scores: 11, 22, 15, and 210. (a) Which score reflects the highest raw score? (b) Which score reflects the lowest raw score? (c) Rankorder the deviation scores in terms of their frequency, ... 
social science statistics
a professor was curious to whether the students in a very large class she was teaching who turned in their first scored differently from the overall mean on the test.The overall mean score on the test was 75 with a standard deviation of 10;the score were approximately normally... 
Math
The yearbook club is having a bake sale to raise money for the senior class. Large cupcakes are sold for $1.25 each and small cupcakes are sold for $0.75 each. If 105 cupcakes were sold for a total amount of $109.75, how many large cupcakes did the yearbook club sell? A) 43 B... 
English/Poetry
Hi! So, I'm learning about Iambic Pentameter in class and i'm very confused. I'm supposed to pick a song and figure out the pentameter. However, I'm not sure if the song I chose, American Pie by Don Mclean, even has one. Like when I look at the first line..."A long long time ... 
english can someone check my answers
Sonny and _me___ have been inducted into the National Honor Society I Me The guide showed the other tourists and __them____ where in the palace the Treaty of Versailles had been signed. They Them The experimental vaccine against the malaria parasites attacks them_____ at the ... 
Math
1.Divide.Write your answer in simplest form. (1 point) 2/3 divided by 1/4 a.2 1/2 b.2 2/3 c.2 3/8 d.2 2.Find the product. (1 point) 1/2*3/7 a.4/14 b.3/14 c.7/6 d.2/7 3.Divide.Write the quotient in simplest form. (1 point) 3/5 divided by 2/10 a.6/10 b.3/5 c.3 d.5/15 4.Divide.... 
Elementary lesson (sorry)
I am doing a practice unit plan for a 4th grade class about the importance of water. The first lesson plan in the unit should focus on a comprehension skill activity that involves writing. I went to the library and i choose the book "The Drop in my Drink" by Hooper and Coady. ... 
Physics
A block has mass 800 g, whose is fasten to a spring with spring constant k is 70 N/m. The block is pulled a distance x = 15 cm from its equilibrium position at x = 0 on a frictionless surface and released from rest at t = 0. (a) What force does the spring exert on the block ... 
physics all the time
Ya so honestly...I cant figure out how to graph this graph. OK so Willy throws a coin from the top of a cliff. If he throws it with an initial velocity of 22 m.s in the horizontal direction, plot the trajectory of the coin at intervals of 0.10s. How can this be done? Please ... 
physics
For a class demonstration, your physics instructor pours 1.16 kg of steam at 100.0°C over 4.69 kg of ice at 0.0°C and allows the system to reach equilibrium. He is then going to measure the temperature of the system. While the system reaches equilibrium, you are given the ... 
Bayes' Theorem
Help!!! I'm not really good at Bayes' Theorem. Can you please walk me through. In the current second year class of a top ranked US university, all students come from three states in the US . Kansas, Illinois, and Ohio supply respectively 40%, 50%, and 10% of the students. The ... 
pHYSics PLEASE I NEED HELP
When i was in elementry school the gym teacher had this big long rope with a ball at the end in class and the teacher would spin the ball around on the floor and whenever the ball come to us we had to jump anyway. A) What was the direction of the force that acted on the ball? ... 
sociology
• Review the following scenario: You work for a formal organization in the United States that has an open, flexible organizational structure as described in Figure 55 on p. 126 of Society. You have a relative, Micah, who works for a formal organization with a conventional, ... 
Physics
The siren of a police car produces a sound of frequency 420Hz.A man sitting next to the road notices that the pitch of the sound changes as the car moves towards and then away from him.1 WRITE DOWN THE NAME OF THE PHENOMENON. 2ASSUME THAT THE SPEED OF THE SOUND IN AIR IS ... 
Statistics
Suppose that you are in a class of 31 students and it is assumed that approximately 13% of the population is lefthanded. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are lefthanded. (b) Compute the probability ... 
Stats
Suppose that you are in a class of 31 students and it is assumed that approximately 10% of the population is lefthanded. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are lefthanded. (b) Compute the probability ... 
STATISTICS
Suppose that you are in a class of 29 students and it is assumed that approximately 16% of the population is lefthanded. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are lefthanded. (b) Compute the probability ... 
problem solving
kirk grew a crystal in science class. On monday it was 13/16 inch tall. it had grown 1/4 inch bet friday and monday. It had grown 1/2 inch between Tues and Fri. How tall was Kirk'a crystal on Tues? 
plants
My son has to do a project on monocots and dicots, which I know are plants but he has to have 4 examples of each and place them on a poster board tell about them, etc. and to do a rubric about this project. I am having trouble finding what they are and the examples since he ... 
physicsbobpursley/drwls
Good morning! I just wanted to say thank you for all of your help. This was my first time taking Physics ever and it was like a foreign language to me. For a long time during this semester I had an "F" average, because of you both I have passed my physics class with a "C". ... 
European History
During the religious wars in Europe around 15001700, why did Lutherans eventually come to fear Calvinists? It is tied to more than religion. Class, tradition, class. See http://www.xs4all.nl/~ottoknot/werk/Labourconference.html This was a period of great social transformation... 
math
Adan drew 2 same size rectangles and divided them into the same number of equal parts. He shaded 1/3 of one rectangle and 1/4 of the other rectangle. What is the least number of parts into which both rectangles could be divided? 
physics classHelp!!!
A 3.0 m rod is pivoted about its left end.A force of 6.0 N is applied perpendicular to the rod at a distance of 1.2 m from the pivot causing a ccw torque, and a force of 5.2 is applied at the end of the rod 3.0 m from the pivot. The 5.2 N is at an angle of 30 degrees to the ... 
Chemistry
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. • Explain the chemical process that occurred in... 
Chemistry
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. Explain the chemical process that occurred in his... 
chemistry
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. Explain the chemical process that occurred in his... 
Organic Chemistry
So we did a preparation of tpentyl Chloride experiment in class the other day using tpentyl alcohol, HCL, Aqueous sodium Bicarbonate, and calcium chloride as the drying agent. Little confused on a few of these questions Aqueous sodium bicarbonate was used to wash the crude t... 
Math
The student mr. Davis class either walk or ride the bus to school the number of students ride the bus is a tenant in the number of students who walk is 12 is there a 450 students in the school how many students total can you expect to ride the bus 
Physics
The A string of a violin is 31 cm long between fixed points with a fundamental frequency of 440 Hz and a mass per unit length of 5.8×10^−4 kg/m. What are the wave speed in the string? What are the tension in the string? What is the length of the tube of a simple wind ...