The prophecy formula is used to
a. predict expected values.
b. estimate how long a test must be to achieve a desired level of reliability.
c. estimate how long a test must be to achieve a desired level of validity.
d. calculate variability.
b
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Internal aids are memory aids that rely on environmental resources, such as notebooks or calendars
a. True b. False Indicate whether the statement is true or false
Pam is interested is assessing the degree of relationship between gender and test grades in her psychology class. Pam should use the _____ correlation coefficient to assess this
a. partial b. point-biserial c. phi d. Pearson product-moment
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a. red c. violet b. yellow d. green