A paralegal wants to know how many companies in a particular state provide healt

Question

A paralegal wants to know how many companies in a particular state provide health insurance benefts to all employees. She chooses 14 companies at random and finds that all 14 offer health benefits a) Check the assumptions and conditions for the inference on proportions. b) If conditions are met, find a 90% confidence interval for the true proportion of companies that provide health insurance benefits to all their employees. a) Check the assumptions and conditions. Choose the correct answer below. 0 A. This was a random sample of more than 10% of all companies in the state, the O B. This was a random sample of less than 10% of all companies in the state, there sample is too large were 14 successes and 0 failures, which is not at least 10, so the sample is not large enough. ° C. The independence assumption is violated: whether one company provides health insurance is dependent upon whether another company provides health insurance 0 D. This was a random sample of less than 10% of all companies in the state, there were at least 10 successes and 10 failures, so the sample is large enough. Click to select and enter your answer(s)

Explanation / Answer

a) from above :option B is correct as number of failure should be at least 10 for confidence interval

b) option B is correct

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