Ask Question
12 December, 19:36

A scientist is studying the impact of certain vitamins on a person's ability to remember. The sample size for the experimental group was 25. When a two-tailed t test was calculated, the t statistic came out to be 1.54. What are the percent of variance (r 2) and the size of the effect

+1
Answers (1)
  1. 12 December, 19:52
    0
    0.09 average effect

    Step-by-step explanation:

    Given that the t statistics = 1.54

    Sample size (n) = 25

    Therefore, variance = t²/n

    Variance = 1.54²/25

    Variance = 2.372/25

    Variance = 0.09
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “A scientist is studying the impact of certain vitamins on a person's ability to remember. The sample size for the experimental group was ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers