The following is part of a printout from an SPSS output file of data on paired s

Question

The following is part of a printout from an SPSS output file of data on paired samples in a t-test Paired Samples Test Paired Differences 95% Confidence Interval of the Std. Difference Error Std Sig. (2- Mean Deviation Mean Lower Upperdf tailed) ELEVATED | 0190 |1371 4.3E- 0791 1171 438 9 672 - LEVEL In the output, the value of 1371 stands for: O the standard deviation of the pre-test scores. Othe standard deviation of the post-test scores. O the standard deviation of the difference scores e none of the above D Question 13 The following is part of a printout from an SPSS output file of data on paired samples in a t-test Paired Samples Test Paired Differences 95% arch

Explanation / Answer

here above is a matched pair differnece output therefore 0.1371 represents

the std deviaiton of the differnece means

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