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Statistics Unit 3 Ip

Essay by   •  December 24, 2010  •  509 Words (3 Pages)  •  1,671 Views

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Samples Pg. 1

Running Head: SAMPLES

Samples Pg. 2

The claim being tested is that the mean overall satisfaction level for males and for females is not the same.

Null Hypothesis: Ho: ¦Ðœ1 - ¦Ðœ2 = 0

Alternative Hypothesis: H1: ¦Ðœ1 - ¦Ðœ2 ЎЩ 0

Where ¦Ðœ1 is the mean overall satisfaction in the population of men

Where ¦Ðœ2 is the mean overall satisfaction in the population of women

Sample for the test is given below

GENDER OVERALL

SATISFACTION

1 2.8

1 4.6

1 5.3

1 4.8

1 1.8

1 4

2 4

2 2.2

2 3.2

2 5

2 7

2 5

2 4

2 5.5

2 6

2 3.2

2 6

1 3

1 4.6

1 4.6

1 4.8

2 4.4

2 6

2 3.8

2 2

1 5.8

2 4.6

2 5.8

2 6.2

Samples Pg. 3

Gender

1 Male

2 Female

The sample is separated into observations for males and females below

Samples Pg. 4

MALES OVERALL

SATISFACTION

2.8

4.6

5.3

4.8

1.8

4

3

4.6

4.6

4.8

5.8

FEMALES OVERALL SATISFACTION

4

2.2

3.2

5

7

...

...

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