An Internet provider is trying to gain advertising deals and claims that the mean timethecompetitors' customersspendonline per day islessthan21minutes. You are asked to test this claim. (a) How would you write the null and alternative hypotheses if you represent the Internet provider and want to support the claim?(b) How would you write the null and alternative hypotheses if you represent a competing advertiser and want to reject the claim?(a)H0:▼ muμsigma squaredσ2ppsigmaσ▼ greater than or equals≥not equals≠less than<less than or equals≤greater than>21 Ha:▼ sigmaσsigma squaredσ2ppmuμ▼ not equals≠less than<greater than>less than or equals≤greater than or equals≥21(b)H0:▼ muμsigmaσppsigma squaredσ2▼ greater than>greater than or equals≥not equals≠less than<less than or equals≤21 Ha:▼ sigma squaredσ2muμsigmaσpp▼ less than or equals≤less than<greater than>greater than or equals≥not equals≠

Name: An Internet provider is trying to gain advertising deals and claims th
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Description: An Internet provider is trying to gain advertising deals and claims that the mean timethecompetitors' customersspendonline per day islessthan21minutes. You are asked to test this claim. (a) How would you write the null and alternative hypotheses if

From the provided information, Population mean (µ) = 21 minutes

Answered: An Internet provider is trying to gain…

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter12: Probability

Section12.3: Conditional Probability; Independent Events; Bayes' Theorem

Problem 26E

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An Internet provider is trying to gain advertising deals and claims that the mean time

the

competitors' customers

spend

online per day is

less

than

minutes. You are asked to test this claim.

(a) How would you write the null and alternative hypotheses if you represent the Internet provider and want to support the claim?

(b) How would you write the null and alternative hypotheses if you represent a competing advertiser and want to reject the claim?

(a)	H0: ▼ muμ sigma squaredσ2 pp sigmaσ ▼ greater than or equals≥ not equals≠ less than< less than or equals≤ greater than> 21
	Ha: ▼ sigmaσ sigma squaredσ2 pp muμ ▼ not equals≠ less than< greater than> less than or equals≤ greater than or equals≥ 21

(b)	H0: ▼ muμ sigmaσ pp sigma squaredσ2 ▼ greater than> greater than or equals≥ not equals≠ less than< less than or equals≤ 21
	Ha: ▼ sigma squaredσ2 muμ sigmaσ pp ▼ less than or equals≤ less than< greater than> greater than or equals≥ not equals≠

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