44 randomly selected students were asked how manysiblings were in their family. Let X represent thenumber of pairs of siblings in the student's family. Theresults are as follows:# of SiblingsFrequency12346117537Round all your answers to 4 decimal places wherepossible.The mean is:The median is:The sample standard deviation is:The first quartile is:The third quartile is:What percent of the respondents have at least 4siblings?66% of all respondents have fewer than how manysiblings?

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Answered: 44 randomly selected students were…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given question. Listed below are the weights in pounds of 11 players randomly selected from the roster of a championship sports team. Are the results likely to be representative of all players in that sport's league? 261 292 264 200 302 207 294 185 200 235 185 D a. Find the mean. The mean is pound(s). (Type an integer or a decimal rounded to one decimal place as needed.) b. Find the median. The median is pound(s). (Type an integer or a decimal rounded to one decimal place as needed.) c. Find the mode. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The mode(s) is(are) pound(s). (Type an integer or a decimal. Do not round. Use a comma to separate answers as needed.) O B. There is no mode. d Find the midranne
Find the mean of the given sample: 14, -14, 12, -9, 8, 17, -19, 20 4.625 4.815 3.625 O 3.815
a population consistas of all the weights of all defensive tackles on sociaable university football team. They are johnson 204 pounds;partick 215 pounds ; junior 207 pounds;kendron 212 pounds;nicko 214 pounds and cochran 208 pounds. what is the standard deviation (in pounds).
Below we have the mean fitness score and sample size for three samples of participants: Sample M n Lean 46 12 Overweight 58 14 Obese 73 30 What is the overall mean fitness score?
Find the mean, median and mode of the following grouped data. Show your solution. Number of Fish Tub Caught by 30 Fisherman in Landing, Pilar.
You conduct a survey and receive the following scores from your participants: 7, 4, 1, 2, 5, 4, 5, 5, 5, 4 On a piece of paper, show your work and calculate: a. mean b. median c. mode d. range e. standard deviation f. variance
101 people were interviewed and were asked about the number of bicycles that they had in their household. The results are shown in the table below: Number of Bicycles Frequency 15 1 30 20 3 15 15 6. What is the median of this set of data? Select one: O a. O b. 4 OC. 3 Od. 2. 45
Solve b, c and d
A sample of nine tourists indicated how much they spent on accommodation per night (in dollars) at a popular holiday destination. The amounts they paid for accommodation were as follows: 313.6 151.6 598.5 222.7 293.9 272.6 198.5 382.0 188.7 What is the difference between the median and the mean of the sample (correct to 2 decimal places)? Use (median - mean) as the order of the difference. P Note:- Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism. Answer completely. You will get up vote for sure.
Researchers wanted to know if living in schools protects minnows from predators. The researchers placed different numbers of minnows into separate aquaria. Then, the researchers counted how many times per minute predatory fish approached the schools. Calculate the sample means, ?¯,x¯, and sample standard deviations, ?,s, for the number of times per minute a predator approached each school size. Round ?¯x¯ to one decimal place. Round ?s to two decimal places. Minnow school size Trial 3 5 10 15 20 1 0.9 0.7 0.4 0.4 0.1 2 0.8 0.8 0.5 0.5 0.1 3 0.7 0.9 0.6 0.3 0.2 4 1.1 0.6 0.8 0.2 0.3 5 1.0 1.0 0.7 0.6 0.3
Q2. For this set of numbers: 5, 8.7, 6.5, 8, 7, 9.4, 4.3, 3.8, 12 Find: (a) Range (b) Mean Deviation (M.D) (c) variance (s)
Which of the following explains the shape of the distribution best? Select one: A. box plot B. stem-and-leaf plot C. mean D. median

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