{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

KevinBishop-WK5Terms&Concepts

A researcher instructs field interviewers to

Info icon This preview shows page 2. Sign up to view the full content.

View Full Document Right Arrow Icon
A researcher instructs field interviewers to interview customers of different cell phone companies in a nearby shopping mall so that they each interview 10 AT&T, 8 T Mobile, 6 Verizon, and 4 owners of other cell phone providers. Convenience The Consumer Price Index represents a sampling of 90,000 items from 364 categories, chosen from 20,000 retail stores in 85 geographically distributed areas that are chosen to be as similar as possible. Cluster A finance professor wants to know how many MBA students would be willing to take a course in international finance this summer. She surveys students in the class she is currently teaching. Convenience Which hypothesis-testing procedure would you use in the following situations? The mean time an American family lives in a particular single-family dwelling is 11.8 years. A sample of 100 families in the Sycamore, OK area shows the mean time living in a single family residence is 12.7 years. Can we conclude that the time people live in Sycamore is significantly more than the national average? One Sample Z-Test A researcher would like to know if there is a significant difference in clothing purchases
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}