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QuizChapter8Solutions

# QuizChapter8Solutions - E v Math 300 ~ Quiz for Chapter 8...

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Unformatted text preview: E} v Math 300 ~ Quiz for Chapter 8 Printed Name: 79(- (5. Calculators are allowed on this quiz...neighbors are not! A recent study stated that if a person chewed gum, the average number of sticks of gum he or she chewed daily was 8. To test the claim, a researcher selected a random sample of 36 gum chewers and found the mean number of sticks of gum chewed per day was 9. The stenchuci deviation of the population is 1. At (1’ 2 0.05, is the number of sticks of gum a person chews per day actually greater than 8'? A "‘1 1"” State the hypotheses. We; ‘3 ﬁx . Find the critical value(s). a“ f a ‘3 5 tw'éiziv 319 L,» we W93“). 05:0”??? My» , e” I C‘J {2 Make the decision. l“ 1‘ V in f ,. H Slime {1 h > is“ H C J. watt]? (2‘ E " 7’” Sunnmu'ize the results. Y3 I 5: oﬁf—{iﬁrri thJC “(‘3‘ hm MEET C) )1 fir. -‘- C L‘ 5 53f i; Lei ‘W'i CA V23 U \ {3.6L} {1n i [6%.ch {Sniff Chi-“Iv ii .5} {NE-ﬁ‘lruq‘m 1” ” Dr. Emmert Summer 2010 I of 1 Points Earned '3 of ‘20 ...
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