T test 30 responden.docx + normalitas

T test 30 responden

Paired Samples Statistics

Mean N Std. Deviation

Std. Error Mean Pair 1 sesudah 21.2333 30 9.06560 1.65514

sebelum 20.6333 30 11.32127 2.06697

Paired Samples Test

Paired Differences

t df Sig. (2-tailed) Mean Std. Deviation

Std. Error Mean

95% Confidence Interval of the Difference

Lower Upper Pair 1 sesudah -

sebelum 2.4333 3.65479 .66727 1.0686 3.7981 3.647 29 .001

sesudah sebelum

N 30 30

Normal Parameters(a,b) Mean _{21.2333 20.6333} Std. Deviation 9.06560 11.32127 Most Extreme

Differences

Absolute _{.277 .316}

Positive .167 .204

Negative _{-.277 -.316}

Kolmogorov-Smirnov Z 1.519 1.729

Asymp. Sig. (2-tailed) _{.020 .005}