Save Question 9 (1 point) The data from an independent-measures research study p

Question

Save Question 9 (1 point) The data from an independent-measures research study produce a sample mean difference of 6 points and an estimated standard error of 2 points. If there are n scores in each sample, what is the value for the t statistic? 8 6/2 6/4 6/0.25 6/0.50 Save Question 10 (1 point) A researcher uses a repeated measures study to compare two treatment conditions with a sct of 20 scores in cach treatment What would be the value of df for the repeated measures t statistic df-18 df - 19 df 39 Save Question 11 (1 point) For a repeated mcasures study a small variancc for the difference scorcs indicates that the treat tment cffect is consistent across participants

Explanation / Answer

Soln,

Q 9. T statistic can be calculated by

{(M1-M2)-d}/E = 6/2

Q 10. Here let n1=n2= 20

so, Degree of freedom =20+20 -2= 38

Q11. True.

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