For a repeated-measures study comparing two treatment conditions, a researcher obtains a sample of n = 10 difference scores with a mean of MD = 6 and a variance of s2 = 90. What is the value for the repeated-measures t statistic for these data?​ Select one: a. ​ 7 b. ​ 6 c. ​ 2 d. ​ 15

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For a repeated-measures study comparing two treatment conditions, a researcher obtains a sample of n = 10 difference scores with a mean of MD = 6 and a variance of s2 = 90. What is the value for the repeated-measures t statistic for these data?​
Select one:
a.
​ 7
b.
​ 6
c.
​ 2
d.
​ 15
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