MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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What are the steps for Finding Proportions beyond Two Scores?
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- You are testing the claim that the proportion of men who own cats is significantly different than the proportion of women who own cats.You sample 70 men, and 25% own cats.You sample 130 women, and 70% own cats.Find p¯ (p-bar), as a decimal, rounded to two decimal places.arrow_forwardHow do you write a research questionnaire?arrow_forwardYou want to estimate the percentage of statistics students who get grades of C or better. How many students should you survey to be 95% confident that the sample percentage is off by no more than 2 percentage points.arrow_forward
- 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 150 men, and 80% own cats.You sample 190 women, and 55% own cats.Find p¯ (p-bar), as a decimal, rounded to two decimal places.arrow_forwardRenee wants to estimate the percentage of people who lease a car. She surveys 140 individuals and finds that 115 lease a car. What is the sample proportion for successes, p? Round the final answer to three decimal places. Provide your answer below:arrow_forwardHow do we calculate p?arrow_forward
- What is the relationship between the p-value for one-sided vs two-sided alternatives? Draw it and show the difference.arrow_forwardYou are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats. You sample 110 men, and 25% own cats. You sample 150 women, and 85% own cats. Find p (p-bar), as a decimal, rounded to two decimal places.arrow_forwardThe options for the answer I got are different, the options are: 23.64% .359375% 35.9375% 0.2364%arrow_forward
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