Of the following pieces of information, which is NOT needed to compute a correlation coefficient?
a) sample size
b) a pair of scores (for two variables) for each subject
c) the level of significance
d) the product of each X score times its corresponding Y score
c
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In research on mood disorders, for example, if a researcher chooses well validated and highly reliable measures of depression, the researcher improves both
A) statistical and construct validity. B) external and internal validity. C) generalizability and utility. D) construct and external validity.
How are state court systems different from the federal courts?
What will be an ideal response?
By the 1950s, segregation was against the law in most states
Indicate whether the statement is true or false.
What is a primary benefit for a candidate who emerges as a frontrunner in a political party's campaign for president?
A) The federal government increases the amount of funding for the campaign. B) Media coverage of the candidate tends to increase significantly. C) The candidate will automatically be granted a win in the first round of primaries. D) It guarantees the candidate a spot on the general election ballot. E) State governments are required at this point to contribute campaign funding for the candidate.