Correlation coefficients are often calculated on what are called "continuous
measures," such as height, weight, amount of rainfall, size of trees, IQ scores, etc. It is
symbolized by the letter r.
The kind of correlation coefficient that is used for a 2 X 2
table is called a/an ____ coefficient.
(a) alpha (b) beta (c) chi (d) phi (e) omega
D
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Which result suggests that someone in a vegetative state might be conscious? a. Some people in a vegetative state learned to blink their eyes to spell words
b. The brain shows increased activity during times when body temperature increases. c. An instruction to imagine doing something activated appropriate areas of the brain. d. Some people in a vegetative state turn toward the voices of people they know.
The substance taken by pregnant women between 1956 and 1962 as a sleep aid and to prevent morning sickness that ended up causing severe birth defects to the limbs was
a. the prescription drug diethylstilbestrol. c. the prescription drug thalidomide. b. alcohol. d. heroin.