QNT 561 Final Exam Question and Answers
Correct answers are just a click away. Get instant help and 100% correct answers to QNT 561 Final Exam course 24x7 from learned professionals in statistics and other relevant fields.
Correct answers are just a click away. Get instant help and 100% correct answers to QNT 561 Final Exam course 24x7 from learned professionals in statistics and other relevant fields.
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c) multicollinearity<br />
d) autocorrelation<br />
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27. Sam's Club installed self-checkout stations that can track not only<br />
member's purchases but also packaging problems, as the system<br />
uses universal product codes to match the item the shopper has in<br />
their cart with its price <strong>and</strong> inventory level in the store, generating a<br />
spreadsheet style report for the researcher. If you consider the<br />
scanner as the tool for collecting data for Sam's researchers, they are<br />
doing data entry by ____.<br />
a) spreadsheet<br />
b) Optical Character Recognition<br />
c) Field editing<br />
d) Voice recognition<br />
28. The weekly incomes of a large group of executives are normally<br />
distributed with a mean of $2,000 <strong>and</strong> a st<strong>and</strong>ard deviation of $100.<br />
What is the z-score for an income of $2,100?<br />
a) 1.683<br />
b) 0.90<br />
c) 2.00<br />
d) 1.00<br />
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