2. In problem #1. What is the sample mean of the given problem? a. ī = 108 b. ī = 106 c. I = 115 d. NOTA O A O B

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2. In problem #1. What is the sample mean of the given problem?
a. ī = 108
b. ī = 106
%3D
%3D
d. NOTA
O A
Ов
O D
Transcribed Image Text:2. In problem #1. What is the sample mean of the given problem? a. ī = 108 b. ī = 106 %3D %3D d. NOTA O A Ов O D
1. To test the hypothesis that eating fish makes one smarter, a random
sample of 12 persons take a fish oil supplement for one year and then are
given an IQ test. Here are the results:
( 116, 111, 101, 120, 99, 94, 106, 115, 107, 101, 110, 92 ).
State the null & alternative hypothesis in mathematical notation.
Transcribed Image Text:1. To test the hypothesis that eating fish makes one smarter, a random sample of 12 persons take a fish oil supplement for one year and then are given an IQ test. Here are the results: ( 116, 111, 101, 120, 99, 94, 106, 115, 107, 101, 110, 92 ). State the null & alternative hypothesis in mathematical notation.
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