Five high school English teachers were given a grammar test. Their scores were as follows: 17, 19, 14, 20, 20
Figure the mean, mode, variance, and standard deviation for this sample.
Explain what you have done and what the results mean to a person who has never had a course in statistics.
What will be an ideal response?
Mean = 90/5 = 18
Mode = 20
Variance = 1 + 1 + 16 + 4 + 4 = 26/5 = 5.2
Standard Deviation = square root of 5.2 = 2.28
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Lenski's surplus theory of stratification holds that the nature and extent of stratification depends mainly on
a. a society's technological capacity and the size of its economic surplus b. human greed c. a society's religious and political institutions d. the values that people hold about the desirability of stratification
Cancian has suggested that we are moving toward a more egalitarian form of love which she calls
A) agape love. B) courtly love. C) androgynous love. D) None of the above is correct.
Racism tends to intensify during periods of economic uncertainty
a. True b. False Indicate whether the statement is true or false