The variance is
a. Based on the median
b. Based on the mode
c. Based on the mean
d. The square root of the standard deviation
c
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About 70 percent of individuals with Down syndrome who live past age 40 show symptoms of __________ disease
A) Tay-Sachs B) Huntington’s C) Alzheimer’s D) kidney
Speed and rate are different terms for the same measure of learning
Indicate whether the statement is true or false
We can’t analyze categorical data quantitatively, so what do we do?
a. Translate the data to percentages, and calculate a probability analysis. b. Give each category a number, and calculate the mean category number. c. Translate the data to means, and use a chi square. d. Translate the data to frequencies, and use a chi square.
Shortening a muscle is to __________ as lengthening a muscle is to __________.
A. contraction; stretch B. elongation; stretch C. stretch; contraction D. elongation; reduction