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alukav5142 [94]
2 years ago
15

A sports marketing company is interested in how many hours teenagers in a town spend watching sports. They randomly select 40 te

enagers in this town and ask how many hours per week they spend watching sports. The mean amount is 6.25 hours with a standard deviation of 4.33 hours. Which of the following is the 90% confidence interval for the true mean amount of time teenagers from this town watch sports?
Find the t-table here.

(4.396, 8.104)
(4.865, 7.635)
(5.097, 7.404)
(5.245, 7.256)
Mathematics
1 answer:
Natasha_Volkova [10]2 years ago
7 0

Answer:

C. (5.097, 7.404)

Step-by-step explanation:

EDGE 2020

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