Questions Exercise 07.19 (Sampling Distribution of x)1.2.Ob. Answer part (a) for a sample of size 120 (to 4 decimals).Question 1 of 2 ►In the EAI sampling problem, the population mean is $71,800 and the population standard deviation is $4000. For n = 30, there is a 0.5064 probability ofobtaining a sample mean within +$500 of the population mean. Use z-table.a. What is the probability that is within $500 of the population mean if a sample of size 60 is used (to 4 decimals)?Icon KeyHint(s) Check My WorkHint(s) Check My Work

Given,mean(μ)=$71,800standard deviaton(σ)=$4000

Answered: Questions Exercise 07.19 (Sampling…

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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Listed below are the numbers of hurricanes that occurred in each year in a certain region. The data are listed in order by year. Find the range, variance, and standard deviation for the given sample data. Include appropriate units in the results. What important feature of the data is not revealed by any of the measures of variation? 12 The range of the sample data is (Round to one decimal place as needed.) The standard deviation of the sample data is (Round to one decimal place as needed.) 20 2 The variance of the sample data is (Round to one decimal place as needed.) What important feature of the data is not revealed through the different measures of variation? 55 18 A. The measures of variation do not reveal the difference between the largest number of hurricanes and the smallest number of hurricanes in the data. OB. The measures of variation reveal no information about the scale of the data. ⒸC. The measures of variation reveal nothing about the pattern over time. D. The measures of…
Consider the following sample data. Sample A: 11, 22, 33 Sample B: 81, 92, 103 Sample C: 1,100; 1,111; 1,122 (a) Find the mean and standard deviation for each sample. Sample A: Sample B: Sample C: Mean Sample Standard Deviation (b) What does this exercise show about the standard deviation? multiple choice The idea is to illustrate that the standard deviation is not a function of the value of the mean. The idea is to illustrate that the standard deviation is a function of the value of the mean.

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