MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Transcribed Image Text:A credit card company claims that the mean credit card debt for individuals is greater than $5,200. You want to test this claim. You find that a random sample of 34 cardholders has a mean credit card balance of $5,414 and a standard deviation of
$675. At a=0.10, can you support the claim? Complete parts (a) through (e) below. Assume the population is normally distributed.
(a) Write the claim mathematically and identify Ho and H
Which of the following correctly states Ho and H, ?
O A. Ho: > $5,200
H,us $5,200
O B. Ho: - $5,200
OC. Ho: us $5,200
H u> $5,200
Hp$5,200
OD. Ho: u2 $5,200
OE. Ho: - $5,200
H> $5,200
OF. Ho: u> $6,200
Hus$5,200
Hu< $5,200
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