Explain in your own words what it means that a sample must be representative of the population. Name some of the factors that affect choosing a sample instead of a population when conducting a statistical study. Based on the knowledge about population and sample, answer: If you had the opportunity to carry out a statistical study on the students of the University, what would you use, a population or a sample?

Explain in your own words what it means that a sample must be representative of the population. Name some of the factors that affect choosing a sample instead of a population when conducting a statistical study. Based on the knowledge about population and sample, answer: If you had the opportunity to carry out a statistical study on the students of the University, what would you use, a population or a sample?

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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You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats.You sample 180 men, and 75% own cats.You sample 100 women, and 60% own cats.Find the test statistic.
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1. Explain the differences between a sample and a population.
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Task-1. Define the terms Population and Sample, why sampling is done and what are the characteristics of a good sample. Include examples, preferably with an engineering background.
You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats.You sample 200 men, and 20% own cats.You sample 120 women, and 75% own cats. Find the test statistic
What is the Sample?