Construct a 95% confidence interval to estimate the population mean when x- 52 and s = 13.6 for the sample sizes below.a) n=20b) n= 35c) n= 64a) The 95% confidence interval for the population mean when n= 20 is from a lower limit of(Round to two decimal places as needed.)to an upper limit ofb) The 95% confidence interval for the population mean when n= 35 is from a lower limit ofto an upper limit of(Round to two decimal places as needed.)c) The 95% confidence interval for the population mean when n= 64 is from a lower limit of(Round to two decimal places as needed.)to an upper limit ofHelp me solve thisView an exampleAsk my instructor82°FP Type here to searchChp

The sample mean is 52 and the sample standard deviation is 13.6.

Answered: Construct a 95% confidence interval to…

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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H. Let X1,..., X, be a random sample from some distribution with unknown u. It's known that X 100 and X = 1783. %3D %3D (40) Supposen = 144 and o? = 12. The value of a, corresponding to the confidence interval [0.7, 1.3] is (a) 0.212 (b) 0.122 (c) 0.050 (d) 0.298
Determine the 95% confidence interval estimate for the population mean of a normal distribution given n= in 144, o = 128, and x= 1,100, The 95% confidence interval for the population mean is from to. (Round to two decimal places as needed. Use ascending order.)
1.
Find the sample size needed to estimate the mean age of movie patrons such that it can be said with 95% confidence that the sample mean is within 2 years of the population mean. Assume that o = 19.5 years, based on a previous report. Should the sample be obtained from one movie at one theater? The required sample size is .. (Round up to the nearest integer.)
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Construct a 95% confidence interval to estimate the population mean using the data below. x=38 s=11 n=39 With 95% confidence, when n=39 the population mean is between a lower limit of and an upper limit of (Round to two decimal places as needed.)
15. Construct the confidence interval for the population mean μ. c = 0.90, X = 9.1, a = 0.2, and n = 58 A 90% confidence interval for u is S (Round to two decimal places as needed.)
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For the provided sample mean, sample size, and population standard deviation, complete parts (a) through (c) below. Assume that x is normally distributed. x= 30, n=9, 6 = 6 a. Find a 95% confidence interval for the population mean. The 95% confidence interval is from to (Round to two decimal places as needed.)
6.2.9-T Construct the indicated confidence interval for the population mean u using the t-distribution. Assume the population is normally distributed. c = 0.95, x= 13.4, s= 3.0, n= 8 The 95% confidence interval using a t-distribution is (Round to one decimal place as needed.)
2. Scored obtained by a large group of students taking a test are known to be normally distributed. A random sample of twenty-five students test scores yielded the following statistics: 25 と=1Xi 25 1508 x - 95628 Find a 95% confidence interval for the population mean.

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