AAstion listuestion 1uestion 2"uestion 3uestion 4uestion 5uestion 6uestion 74:41uestion 8uestion 9<mylab.pearson.comFind the standard deviation, s, of sample data summarized in the frequency distribution table given below by using theformula below, where x represents the class midpoint, f represents the class frequency, and n represents the totalnumber of sample values. Also, compare the computed standard deviation to the standard deviation obtained fromthe original list of data values, 9.0.S=[π[Σ(-x)] - [Σ+x2n(n-1)IntervalFrequency30-391 140-4925A50-5942Standard deviation - (Round to one decimal place as needed.)60-691870-79780-89 O2n

Interval Frequency 30 - 39 1 40 - 49 25 50 - 59 42 60 - 69 18 70 - 79 7 80 - 89 2

Answered: Find the standard deviation, s, of…

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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Use the central limit theorem to find the mean and standard error of the mean of the indicated sampling distribution. Then sketch a graph of the sampling distribution. The per capita consumption of red meat by people in a country in a recent year was normally distributed, with a mean of 100 pounds and a standard deviation of 38.5 pounds. Random samples of size 18 are drawn from this population and the mean of each sample is determined. μx=nothing
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. S = n(n - 1) Interval 30-39 40-49 50-59 60-69 70-79 80-89 90-99 Frequency 1 4 4 3 12 37 34 Standard deviation = (Round to one decimal place as needed.)
Use the central limit theorem to find the mean and standard error of the mean of the indicated sampling distribution. Then sketch a graph of the sampling distribution. The per capita consumption of red meat by people in a country in a recent year was normally distributed, with a mean of 120 pounds and a standard deviation of 39.9 pounds. Random samples of size 18 are drawn from this population and the mean of each sample is determined. H = o: = (Round to three decimal places as needed.) Sketch a graph of the sampling distribution. Choose the correct graph below. OA. O B. Oc. OD. -110.6 9.4 129.4 101.2 120 138.8 -350.6 9.4 369.4 91.8 120 148.2 Click to select your answer(s). P Type here to search 11:24 AM 2/1/2021 Home End
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. • X • S = n(n - 1) Interval 30-36 37-43 44-50 51-57 58-64 65-71 Frequency 3 22 42 23 8 Standard deviation = (Round to one decimal place as needed.) 5
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. S= n[Σ(f.x²)]-[Σ(f.x)]² n(n-1) Interval Frequency Standard deviation = (Round to one decimal place as needed.) 20-29 2 30-39 3 1 40-49 1 C 50-59 2 60-69 8 70-79 32 80-89 38
Use the central limit theorem to find the mean and standard error of the mean of the indicated sampling distribution. Then sketch a graph of the sampling distribution. The per capita consumption of red meat by people in a country in a recent year was normally distributed, with a mean of 117 pounds and a standard deviation of 39.4 pounds. Random samples of size 15 are drawn from this population and the mean of each sample is determined. 4-0 0 = (Round to three decimal places as needed.) Sketch a graph of the sampling distribution. Choose the correct graph below. O A. A 96.7 117 137.3 Q O B. A 340.8 10.2 361.2 Q Q ww ^ A -106.8 10.2 127.2 86.5 117 147.5 O C. O D. Q
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. S= n(n- 1) Interval 20-26 27-33 34-40 41-47 48-54 55-61 62-68 Frequency 2 2 8 4 17 29 38 Standard deviation = (Round to one decimal place as needed.)
Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. in S = n(n - 1) Interval 30-36 37-43 44-50 51-57 58-64 65-71 72-78 Frequency 4 9 1 15 37 32 Standard deviation = (Round to one decimal place as needed.)
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. 2 n f• S= n(n - 1) Interval 20-26 27-33 34-40 41-47 48-54 55-61 Frequency 4 24 40 19 7 5 Standard deviation = (Round to one decimal place as needed.) Consider a difference of 20% between two values of a standard deviation to be significant. How does this computed value compare with the given standard deviation, 9.0? A. The computed value is significantly less than the given value. B. The computed value is significantly greater than the given value. O C. The computed value is not significantly different from the given value.
The time taken for each person in a group to complete a puzzle is given below.Time Taken (Minutes)< 5< 7< 10< 15< 20< 25 Number of People 4 8 13 29 23 3 Find an estimate for the mean and standard deviation of the data.(Use the mid points) Construct a cumulative frequency table for the data and draw a cumulative frequency graph.(Use the upper bounds) Using the graph, estimate the semi-interquartile range for the data. Using interpolation, find the median of the data
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0 n(n - 1) 37-43 44-50 51-57 58-64 65-71 Interval 30-36 Frequency 1 20 43 19 6. Standard deviation (Round to one decimal place as needed.) Question Viewer Enter your answer in the answer box and then click Check Answer. Check Answer Clear All 1 part remaining Conyright 9 2020 Pearson Education Inc. All rights reserved. I Terms of Use | Privacy Policy I Permissions Contact Us

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