#18 it was cut short so add: 14 15 in the graph context es Paragraph Font 6 pts

Question

#18

it was cut short so add:

14 15 in the graph context

es Paragraph Font 6 pts 18. A researcher has developed a new test of self-esteem. To evaluate the reliability of the test, 17 participants. Each individual takes the test on a the researcher obtains a sample of n Monday morning, then returns 2 weeks later to take the test again The two scores for each. individual are reported below. Use Person's r to calculate (you may use the online correlation calculator) the degree of consistency between the first and second measures for this sample. Report the obtained coefficient and explain what it means in this context. First Test Second Test 13 15 9 14 10 13 10 8 13 13 15 15 14 12

Explanation / Answer

Minitab output:

Correlation: First test, second test

Pearson correlation of First test and second test = 0.932
P-Value = 0.000

The Pearson correlation coefficient for the strong relationship between firsy and second test is 0.932.

Hope this will be helpful. thanks and God bless you :-)

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