Asked by Vitaliy Kulyk on Jul 24, 2024

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In calculating the Pearson correlation (r) , the ______ hypothesis implies ______.

A) null; the hypothesized population mean
B) null; the two variables are unrelated to each other
C) alternative; the means are not all equal
D) alternative; there is no relationship

Null Hypothesis

Re-stated: The hypothesis that assumes no real effect, variance, or difference within the scope of the experimental and observational study parameters.

  • Differentiate between the null hypothesis and the alternative hypothesis within the framework of Pearson correlation analysis.
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Vatsala KrishnaJul 25, 2024
Final Answer :
B
Explanation :
In calculating the Pearson correlation (r), the null hypothesis implies that the two variables are unrelated to each other. Therefore, option B is the correct answer. Option A is incorrect because the null hypothesis does not assume anything about the population mean. Option C refers to the null hypothesis in a one-way ANOVA, not a correlation analysis. Option D refers to the alternative hypothesis, not the null hypothesis in a correlation analysis.