The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual.For a sample of n=75, find the probability of a sample mean being greater than 231 if µ = 230 and o = 6.2.For a sample of n=75, the probability of a sample mean being greater than 231 if µ = 230 ando = 6.2 is(Round to four decimal places as needed.)Would the given sample mean be considered unusual?The sample meanV be considered unusual because itV within the range of a usual event, namely withinV of tho mean of the sample means.StatCrunchF12F10F8F7F6*3F3F5*1 FI*2 2&7@ €# £8.この

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Answered: The population mean and standard…

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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Tina catches a 14-pound bass. She does not know the population mean or standard deviation. So she takes a sample of five friends and they say the last bass they caught was 9, 12, 13, 10, and 10 pounds. Find the t and calculate a 95% (α = .05) confidence interval.
find the standard deviation for: 25% of students who took an examination scored more than 73 in an examination. if the mean examination score is 63. the length of a fully grown plant has a mean of 35cm. 5% of these plants are longer than 45 cm Show all workings.
Dut Trenta and his friends play a game where they will win the amount indicated in the boxes they will pick. In Box 1, 2, 3, 4, 5, and 6, the prizes are 500, 1000, 500, 800, 1500, and 2000 respectively. A random sample of 3 boxes were selected without replacement. Let X be the amount indicated inside a box. a. Find the sampling distribution of ?. b. Find the mean and standard deviation of ?.
The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample ofn=70, find the probability of a sample mean being less than 24.2 if p = 24 and o= 1.23. Click the icon to view page 1 of the standard normal table. Click the icon to view page 2 of the standard normal table. For a sample of n = 70, the probability of a sample mean being less than 24.2 if u = 24 and o = 1.23 is (Round to four decimal places as needed.) Would the given sample mean be considered unusual? The sample mean be considered unusual because it has a probability that is than 5%.
The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n= 60, find the probability of a sample mean being less than 20.1 if µ= 20 and o = 1.18. Click the icon to view page 1 of the standard normal table. Click the icon to view page 2 of the standard normal table. For a sample of n = 60, the probability of a sample mean being less than 20.1 if µ = 20 ando = 1.18 is (Round to four decimal places as needed.)
A. Find the first quartile B. Find the 2nd quartile C. Find the 3rd quartile
The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n = 61, find the probability of a sample mean being less than 22.6 if µ = 23 and o= 1.15. Click the icon to view page 1 of the standard normal table. Click the icon to view page 2 of the standard normal table. For a sample of n = 61, the probability of a sample mean being less than 22.6 if µ = 23 and o=1.15 is (Round to four decimal places as needed.) Standard Normal Table (Page 1) Area Z Z .09 .08 .07 .06 .05 .04 .03 .02 .01 -3.4 .0002 .0003 .0003 .0003 .0003 0003 .0003 .0003 .0003 -3.3 .0003 .0004 .0004 .0004 .0004 0004 .0004 .0005 .0005 -3.2 .0005 .0005 .0005 .0006 .0006 0006 .0006 .0006 .0007 -3.1 .0007 .0007 .0008 .0008 .0008 0008 .0009 .0009 .0009 -3.0 .0010 .0010 .0011 .0011 .0011 0012 .0012 .0013 .0013 -2.9 .0014 .0014 .0015 .0015 .0016 .0016 .0017 .0018 .0018 -2.8 .0019 .0020 .0021 .0021 .0022 0023…
The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n = 63, find the probability of a sample mean being less than 19.5 if u = 20 and o=1.33. Click the icon to view page 1 of the standard normal table. Click the icon to view page 2 of the standard normal table. For a sample of n = 63, the probability of a sample mean being less than 19.5 if u = 20 and σ = 1.33 is (Round to four decimal places as needed.) Would the given sample mean be considered unusual? The sample mean be considered unusual because it has a probability that is than 5%.
please answer d. e. and f.
Show your complete solution and write clearly and readable. Thank you.
A population has a normal distribution. A sample size of n is selected from this popuiation. Descriee theshape of the sampling distribution Of the sampre mean for eaen of the foliaung cars. a.73D23 b.n=450
The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n = 67, find the probability of a sample mean being less than 21.6 if μ =22 and 6 = 1.22. Click the icon to view page 1 of the standard normal table. Click the icon to view page 2 of the standard normal table. For a sample of n = 67, the probability of a sample mean being less than 21.6 if µ = 22 and 6 = 1.22 is (Round to four decimal places as needed.) C

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