Time remaining 038 15 of 24 Unanswered 17 The mean annual tuition and fes for a

Question

Time remaining 038 15 of 24 Unanswered 17 The mean annual tuition and fes for a sample of 14 private colleges was $38,100 with a standarddeviaionof $6000 A doiple shows that it is reasonable to assume that the population is approx im ately normal. You wish to test whether the mean tuition an fees for private colleges is differ ent from $33,900 State a condusion regarding 1, Use the ?-001 level of significance. There is not enough inform ation to draw a conclusion BDo not reject Ho There is insufficient evidence to conclude that the mean annual tuition and fees is different from $33,900 Reject Ho The mean annual tuition and fees appears to be different from $33,900 install Win . ype here to search 23456 WERTYUo

Explanation / Answer

The statistical software output for this problem is:

One sample T summary hypothesis test:
? : Mean of population
H0 : ? = 33900
HA : ? ? 33900

Hypothesis test results:

p - Value is greater than 0.01 so we do not reject Ho. Hence,

Option B is correct.

Mean Sample Mean Std. Err. DF T-Stat P-value ? 38100 1603.5675 13 2.6191602 0.0212

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