Suppose that the distribution for customer expenditure at a supermarket is normally distributed with a mean of $46 and a standard deviation of $10. Suppose a random sample of 25 customers is taken.

a) Check the conditions for the sampling distribution of the sample mean.

b) What is the probability that the mean of the sample is greater than $40? SHOW BASIC WORKINGS.

c) In this question, was it important that you were told "customer expenditure at a supermarket is normally distributed"? Briefly explain your answer.

Launch Meeting - Zoom X 1 (1) WhatsApp x C A elearning.kbs.edu.au/mod/quiz/attempt.php?attempt=134342&cmid=334393&page=4 KAPLAN BUSINESS SCHOOL - Rupali - AUSTRALIA MyKBS Academic My Subjects Q Home > My Subjects > STAM4000 2X 2022 > Assessment 03: Quiz Question 4 Answer saved Marked out of 6.00 Flag question Quiz navigation Suppose that the distribution for customer expenditure at a supermarket is normally distributed with a mean of $46 and a standard deviation of 2 - Rupali $10. Suppose a random sample of 25 customers is taken. i 1 2 3 4 5 6 a) Check the conditions for the sampling distribution of the sample mean. 7 8 9 10 11 b) What is the probability that the mean of the sample is greater than $40? SHOW BASIC WORKINGS. c) In this question, was it important that you were told "customer expenditure at a supermarket is normally distributed"? Briefly explain your Finish attempt ... answer. Time left 0:30:40 A BI Activate Windows Go to Settings to activate Windows