: Apps Y. All inclusive resorts... Reading list Elements Of Statistics Spring 2022 Adrian Simmons 02/24/22 6:44 PM ? E Homework: 8.1 Sampling Distributions Question 8, 8.1.25 HW Score: 45.83%, 4.58 of 10 points Part 2 of 3 O Points: 0 of 1 Save The shape of the distribution of the time required to get an oil change at a 15-minute oil-change facility is skewed right. However, records indicate that the mean time is 16.8 minutes, and the standard deviation is 4.9 minutes. Complete parts (a) through (c) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). A. The sample size needs to be greater than 30. O B. The sample size needs to be less than 30. O C. Any sample size could be used. D. The normal model cannot be used if the shape of the distribution is skewed right. (b) What is the probability that a random sample of n = 40 oil changes results in a sample mean time less than 15 minutes? The probability is approximately ]. (Round to four decimal places as needed.) X More Textbook Calculator Media Clear all Check answer 20220224_174621.jpg 20220224_173851.jpg 20220224_172828....jpg Show all X 6:45 PM C D O X W 2/24/2022