Why would one use the point-biserial correlation coefficient instead of the Pearson correlation?

What will be an ideal response?


Ans: The point-biserial correlation coefficient is used when one of the variables is a nominal variable.

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Assessment in outdoor environments can be used to evaluate ____________________, ____________________, and ____________________ development

Fill in the blank(s) with correct word

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In alternative teaching, the occasional use of small groups is appropriate for all of the following options EXCEPT:

a. elaboration b. remediation c. pre-teaching d. enrichment

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Some strategies you can follow to ensure that you maximize the opportunity an interview presents are

A. learn about the potential employer. B. prepare answers. C. prepare with questions. D. dress appropriately. E. use your social skills effectively.

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. Which of the following is an example of a one-group pretest–posttest quasi-experimental research design?

A. A researcher records how loud patrons are (in decibels) during an interview immediately after listening to loud music. B. A researcher records the number of chin-ups a group of children can complete prior to giving a treatment aimed at improving physical fitness. C. A researcher measures health statistics in two cities with comparable demographics. D. A researcher records amount consumed in a meal before and after an instructional video on the benefits of eating healthy.

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