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
b
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Seven students reported the following individual earnings from their sale of wrapping paper: $7, $13, $3, $5, $2, $9, and $3 . In this distribution of individual earnings, the mean is _____ the mode and _____ the median
a. equal to; equal to b. greater than; equal to c. equal to; less than d. greater than; greater than
Why is it essential that the experimental and control groups be treated identically in every respect but one?
a) so that the dependent variable can be accurately measured b) so that the results will apply outside the laboratory setting c) so that if the behavior of the two groups differs, the difference can be credited to the one thing that distinguished the groups from one another d) so that if the behavior of the two groups differs, the difference can be attributed to the independent variable
Your favorite singer has just stopped singing and for a second or so
you can still hear his voice exactly as he sang the last line. Which type of memory is in operation here? a. Semantic b. Iconic c. Short-term d. Episodic e. Sensory
According to status characteristics theory, skill at playing basketball is considered a __________
A) diffuse status characteristic B) specific status characteristic C) role D) class position