UH MyUH Services | All Campuses X Laulima : Home : Overview x Laulima : Home : Membership X My Home X My Home x 2 Midterm 3 Fall 2021 - ECON 32 x G (4) What is confidence interval x C D webassign.net/web/Student/Assignment-Responses/last?dep=28075575 # 80 0 5 15 DETAILS MY NOTES Select all statements that could correctly finish this sentence. The sampling distribution of the sample mean ... O is normal (or approximately normal) if the population distribution is normal O is always normal or approximately normal O is normal (or approximately normal) if the sample size is greater than 30 16 DETAILS MY NOTES Which of the following is an unbiased estimate for the population mean age of students in this class? The sample mean age among the first 10 students who walk into class The sample mean age among the first five students who walk into class O The sample standard deviation of age among the first 10 students who walk into class The sample mean age among 10 students whose names were picked at random from a hat. 17. DETAILS MY NOTES Which of the following is an unbiased estimate for the population proportion of homeowners among Honolulu residents? Select all that apply. O The proportion of people who are homeowners among a random sample of shoppers at Whole Foods supermarket The proportion of people who are homeowners among a random sample of Honolulu residents O The number of homeowners among a random sample of Honolulu residents The proportion of people who are homeowners among a random sample of shoppers at Ala Moana mall 18 DETAILS MY NOTES It is known that 0.75 of all new products introduced in grocery stores fail (are taken off the market) within 2 years