Mathematics, 24.03.2020 21:28 valeriewatson10

A researcher reports that the mean time it takes to complete an experimental task is 1.4 ± 8.0 (M ± SD) s. If the null hypothesis was that the mean equals 1.0, then what is the effect size for this test using estimated Cohen’s d? Group of answer choices

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A researcher reports that the mean time it takes to complete an experimental task is 1.4 ± 8.0 (M ±...