13. . 13 points Hrenous Answers Pnviterasats2 g.?.011 My Notes Ask Your Teacher

Question

13. . 13 points Hrenous Answers Pnviterasats2 g.?.011 My Notes Ask Your Teacher A schoolteacher is concemed that her students watch more TV than the average American child. She reads that according to the American Academy of Pediatrics (AAP), the average American child watches 4 hours of TV per day ?-4.0 hours). She records lhe number of hours uf TV each of her six slu?ents walch per clay. The lines in hours are 2.9, 4.8, 4.0 5.5, 4.3, and 2.5. () Tesl Lhe hypolhesis thal her sludents walch more TV Lhan Lhe average America (Round ynur answer to three decimal places) child usig d 0.05 level of siniicnce and a vne-indepeden semple tlesl. Slale he value of Lhe lesl slalislic state the decision to retain or reject the null hypothesis. Retain the null hypothesi:s Reject the null hypothesis. (b) Compute ettect size using estimated Cohen's d. (Round your answer to two decimal places.)

Explanation / Answer

Ans:

a)From given data:

sample mean=4

sample statndard deviation=1.135

n=6

Test statistic:

t=(4-4)/(1.135/sqrt(6))

t=0.000

b)effect size=(4-4)/1.135=0.00

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