The ____ is the sum of all scores divided by the number of scores.
A) median
B) mean
C) mode
D) deviation
E) average
Correct Answer:
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Q13: As the size of a sample increases,the
Q14: The Mann-Whitney U test is:
A) an example
Q15: If the mean IQ is 100 and
Q16: Rejecting the null hypothesis when it is
Q17: The median is:
A) the arithmetic average
B) the
Q19: The variance of a group of scores
Q20: The standard deviation is:
A) the square of
Q21: A sample is a subset of the
Q22: The median is preferred to the mean
Q23: A type 2 error occurs when we
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