A researcher wants to determine the relationship between the time spent studying and the scores on a test. They have collected data from 50 students and calculated Pearson's r correlation coefficient to be 0.75. What can the researcher conclude about the relationship between the time spent studying and the test scores based on this value of Pearson's r?

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A: The correlation shows a relationship between 2 variables.

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A: Solution:We are given:

Q: What does the Pearson correlation tell us about the variables?

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A: Corr coefficient shows the degree to which 2 variables are related.

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Q: would you conduct a correlation coefficient after gathering the data? Why or why not?

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