The data set represents the weights, in grams, of 10 randomly selected adult male fox squirrels from a forest. Assume the weights are normally distributed. 821 857 782 930 720 821 794 876 810 841 a. Find the sample mean and the sample standard deviation. b. Construct a 95% confidence interval for the population mean. Interpret the results. c. Construct a 99% confidence interval for the population variance.

The data set represents the weights, in grams, of 10 randomly selected adult male fox squirrels from a forest. Assume the weights are normally distributed. 821 857 782 930 720 821 794 876 810 841 a. Find the sample mean and the sample standard deviation. b. Construct a 95% confidence interval for the population mean. Interpret the results. c. Construct a 99% confidence interval for the population variance.

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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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

The data set represents the weights, in grams, of 10 randomly selected adult male fox squirrels from a forest. Assume the weights are normally distributed.

Weights: 821, 857, 782, 930, 720, 821, 794, 876, 810, 841

Tasks:
a. Find the sample mean and the sample standard deviation.
b. Construct a 95% confidence interval for the population mean. Interpret the results.
c. Construct a 99% confidence interval for the population variance.
d. Construct a 99% confidence interval for the population standard deviation. Interpret the results.

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