- Mi Pt 0 1 0 Details According To A 2009 Reader S Digest Article People Throw Away Approximately 14 Of What They Buy At 1 (145.76 KiB) Viewed 71 times
Mi pt 0 1 0 Details According to a 2009 Reader's Digest article, people throw away approximately 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 177 grocery shoppers to investigate their behavior. What is the probability that the sample proportion exceeds 0.07? Answer = (Enter your answer as a number accurate to 4 decimal places.) Add Work Question 8 1 pt 31 Details A psychologist is interested in constructing a 99% confidence interval for the proportion of people who accept the theory that a person's spirit is no more than the complicated network of neurons in the brain. Of those randomly selected, 75 of the 753 people agreed with this theory. a. With 99% confidence the proportion of all people who accept the theory that a person's spirit is no more than the complicated network of neurons in the brain is between and Round to 3 decimal places. b. If many groups of 753 randomly selected people are surveyed, then a different confidence interval would be produced from each group. About percent of these confidence intervals will contain the true population proportion of all people who accept the theory that a person's spirit is no more than the complicated network of neurons in the brain and about percent will not contain the true population proportion.