JANAY YOUNG&1 9/2/18 7:48 AM MTH 2750 (Fall 2018) Quiz: Quiz 1 - Chapter 1 (Sect
ID: 3067608 • Letter: J
Question
JANAY YOUNG&1 9/2/18 7:48 AM MTH 2750 (Fall 2018) Quiz: Quiz 1 - Chapter 1 (Sections 1.1-1.6) This Question: 1 pt Time Remaining: 00:57:29 Submit Quiz 41 of 10 (0 complete) This Quiz: 10 pts E Question Help The owner of a shopping mall wishes to expand the number of shops available in the food court He has a market researcher survey the first 80 customers who come into the food court during weekend aftemoons to determine what types of food the shoppers would lke to see added to the food court. Complete parts (a) and (b) below (0) The survey has bias. Determine whether the flaw is due to the sampling method or the survey itself For biased surveys, identify the cause of the error What is the cause of the bias? A. Sampling bas B. Response bias (b) Suggest a remedy to the problem Which of the following is the best way to remedy this problem? O A. Ask customers throughout the day on both weekdays and weekends . Increase the sample sze so that more people respond to the question O C. Reword the question so that it is balanced My Click toExplanation / Answer
(a) Correct option:
(A) Sampling bias
EXPLANATION: Sampling bias is a bias in which a sample is collected in such a way that some members of the intended population are less likely to be included than others. Here survey is done only with first 80 customers who come into the foodcourt during week end afternoon.
(b) Correct option:
(A) Ask customers throughout the day on both weekdays and weekends.
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