In the original Stanford-Binet Intelligence Scale, the intelligence quotient (IQ) was calculated as
a. IQ = CA/MA * 100
b. IQ = 100/CA * MA
c. IQ = MA/100 * CA
d. IQ = MA/CA * 100
e. IQ = CA/100 * MA
d. IQ = MA/CA * 100
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The arithmetic mean is an average that is calculated by adding up a set of quantities and dividing the sum by the total number of quantities in the set
Indicate whether this statement is true or false.
Harlow's research with infant monkey's and mechanical surrogate mothers showed that
monkeys have a biological need for a. sucking. b. smiling. c. crying. d. cuddling. e. looking.
Genetic engineering:
a. Has been employed mostly with mice, because their genetic makeup is well known b. Involves direct manipulation of an organism's genes or their effects c. Is considered an experimental approach d. All of the above
A researcher finds that his data are normally distributed around a mean of 168. Is he right in assuming that 95% of his sample cases will be within the range 148.4 to 187.6?
a. Yes. b. No. c. Depends on the nature of the experiment . d. Can’t say. Need more information.