. 1/4 points 1 Previous Answers Company A is trying to sell its website to Compa

Question

. 1/4 points 1 Previous Answers Company A is trying to sell its website to Company B. As part of the sale, Company A claims that the average user of their site stays on the site for 10 minutes. Company B is concerned that the mean time is significantly less than 10 minutes. Company B collects the times (in minutes) below for a sample of 17 users. Assume normality. Assignment 7q3 data Conduct the appropriate hypothesis test for Company B using a 0.03 level of significance a) What are the appropriate null and alternative hypotheses? Ho: -10 versus Ha: > 10 O Ho: -10 versus Ha:

Explanation / Answer

The statistical software output for this problem is:

One sample T hypothesis test:
: Mean of variable
H0 : = 10
HA : < 10

Hypothesis test results:

Hence,

Test statistic = -4.9437

Critical value = -2.0240

Conclusion: Option C is correct.

Variable Sample Mean Std. Err. DF T-Stat P-value Time 5.4294118 0.92453346 16 -4.9436699 <0.0001

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