According to a study conducted by a statistical organization

Last updated: 6/29/2023

According to a study conducted by a statistical organization the proportion of people who are satisfied with the way things are going in their lives is 0 74 Suppose that a random sample of 100 people is obtained Complete parts a through e below D fact that people may not be responding to the question truthfully The sample proportion p is a random variable because the value of p varies from sample to sample The variability is due to the fact that different people feel differently regarding their satisfaction c Describe the sampling distribution of p the proportion of people who are satisfied with the way things are going in their life Be sure to verify the model requirements Since the sample size is no more than 5 of the population size and np 1 p 19 240 10 the distribution of p is approximately normal with 0 740 and x 0 044 P P Round to three decimal places as needed d In the sample obtained in part a what is the probability that the proportion who are satisfied with the way things are going in their life exceeds 0 77 The probability that the proportion who are satisfied with the way things are going in their life exceeds 0 77 is Round to four decimal places as needed