If two samples are selected from the same population, under what circumstances will the two samples have exactly the same t statistic?
a. The samples are the same size and have the same variance
b. The samples are the same size and have the same mean
c. The samples have the same mean and the same variance
d. The samples are the same size and have the same mean and the same variance
D
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If cancer, stroke, and heart attacks were eliminated, demographers estimate that the life of an average individual, age 70,would be extended approximately how long?
A. 10 years B. 7 years C. 3 years D. 15 years
In the context of biological correlates to aggression, increased testosterone levels in males have been associated with dominance hierarchies in some nonhuman primates, but the human analog is less clear
a) True b) False
Less than 10 percent of people who have an eating disorder die from it
Indicate whether the statement is true or false.
In both males and females, fat is deposited in the breast area during adolescence
Indicate whether the statement is true or false