HI I\'ve been searching and studying all day for the answer. Thanks A researcher

Question

HI I've been searching and studying all day for the answer. Thanks

A researcher conducts an independent samples t-test and reports a significant treatment effect with t(62) = 3.04, p < .05. How many participants were in the sample?

62

63

64

Cannot be determined without additional information

HI I've been searching and studying all day for the answer. Thanks

A researcher conducts an independent samples t-test and reports a significant treatment effect with t(62) = 3.04, p < .05. How many participants were in the sample?

62

63

64

Cannot be determined without additional information

Explanation / Answer

For an independent sample t test,

Degrees of freedom = n1 + n2 - 2

Here,

n1 + n2 - 2 = 62

n1 + n2 = 62 + 2

n1 + n2 = 64

Option C is correct.

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