to= _ & the P-value is _ what conclusion can be drawn? reject or do not reject E

Question

to= _
& the P-value is _
what conclusion can be drawn?
reject or do not reject

E Question Help Researchers wanted to measure the effect of alcohol on the development of the hippocampal region in adolescents. The researchers randomly selected 14 adolescents with alcohol use disorders. They wanted to determine whether the hippocampal volumes in the alcoholic adolescents were less than the normal volume of 9 02 3 An analysis of the sample data revealed tha the hippocampal volume is approximately normal with x-8 1 1 and s = 0 6 Conduct an appropriate test at the -0 01 level of significance. (Round to two decimal places as neoded) Find the P-value The P.valiue is Click to select your answer(s) 407 PM 10/29/20127

Explanation / Answer

The statistical software output for this problem is:

One sample T summary hypothesis test:
: Mean of population
H0 : = 9.02
HA : < 9.02

Hypothesis test results:

Hence,

t0 = -5.67

P - value = 0

Conclusion: Reject Ho

Mean Sample Mean Std. Err. DF T-Stat P-value 8.11 0.16035675 13 -5.674847 <0.0001

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