# example of spss t test

**Topics:**Normal distribution, Standard deviation, Variance

**Pages:**3 (522 words)

**Published:**May 6, 2015

One-Sample Statistics

N

Mean

Std. Deviation

Std. Error Mean

Number of hours worked last week

1497

45.63

10.632

.275

The respondents worked more than 40 hours per week. (mean=45.63, SD=10.63). The difference was significant (t=20.48, p.109

Independent Samples Test

Levene's Test for Equality of Variances

t-test for Equality of Means

F

Sig.

t

df

Sig. (2-tailed)

Mean Difference

Std. Error Difference

95% Confidence Interval of the Difference

Lower

Upper

Hours per day watching TV

Equal variances assumed

.221

.638

.068

904

.946

.012

.172

-.327

.350

Equal variances not assumed

.067

792.603

.947

.012

.174

-.330

.353

There is no significant difference between male(mean=3.01, SD=2.65)and female(mean=3.00, SD=2.50) in watching TV(t=0.07,p=.946).

RATE JOB DONE: CJ SYSTEM OVERALL * RATE JOB DONE: VT'S JUDGES OVERALL Crosstabulation

RATE JOB DONE: VT'S JUDGES OVERALL

Total

Excellent

Good

Only fair

Poor

RATE JOB DONE: CJ SYSTEM OVERALL

Excellent

Count

10

6

3

0

19

% within RATE JOB DONE: VT'S JUDGES OVERALL

27.0%

2.2%

1.5%

0.0%

3.4%

Good

Count

20

172

54

4

250

% within RATE JOB DONE: VT'S JUDGES OVERALL

54.1%

62.3%

27.7%

7.7%

44.6%

Only fair

Count

7

88

117

17

229

% within RATE JOB DONE: VT'S JUDGES OVERALL

18.9%

31.9%

60.0%

32.7%

40.9%

Poor

Count

0

10

21

31

62

% within RATE JOB DONE: VT'S JUDGES OVERALL

0.0%

3.6%

10.8%

59.6%

11.1%

Total

Count

37

276

195

52

560

% within RATE JOB DONE: VT'S JUDGES OVERALL

100.0%

100.0%

100.0%

100.0%

100.0%

Chi-Square Tests

Value

df

Asymp. Sig. (2-sided)

Pearson Chi-Square

271.101a

9

.000

Likelihood...

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