City News Halifax conducted a survey in October of 2022 in which respondents were asked Do you
Question:
City News Halifax conducted a survey in October of 2022 in which respondents were asked "Do you have pet insurance for your cat and/or dog?" Of the 449 responses, 62 indicated that they do have pet insurance for their pet. The remaining responses indicated that they do not have pet insurance for their pet. You may treat this as a random sample for the purposes of completing this question.) The manager of an animal hospital in Halifax wants to use the results of the poll to conduct a hypothesis test to determine if the proportion of Halifax pet owners who have pet insurance for their cat and/or doglis less than 15%. 1) Is the manager's sample an appropriate size for performing the hypothesis test? Why or why not? A. Yes, we have sampled at least 10% of the population (449 people). B. Yes, we have at least 10 'successes' (62 people) and 10 'failures' (387 people). C. Yes, we a sample size of at least 30 (449 people). D. No, we sampled more than 10% of the population (449 people). 2) What is the null hypothesis for this test? Choose the best answer. A. Ho: $ = 0.15 . Ho: p <0.15 c. Ho: p> 0.138 D. Ho: $ <0.138 E. Ho: $> 0.138 F. Ho: p = 0.15
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry