Assuming that you are trying to determine the true effect of how years of education affect career earnings (Earningsi = ?0 + ?1Educationi + Ui), and that this effect is positive (i.e., all else equal more years of education lead to higher career earnings, ?1 > 0). What would be the likely induced correlation between Education and Ui of receiving a sample that only had individuals that made over $85,000?
A. Positive
B. Negative
C. There is not enough information.
D. None of the answers is correct.
Answer: B
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The structure at the tip of a stamen that contains pollen sacs is called the ____
a. filament b. carpel c. anther d. receptacle e. stigma
Organisms that demonstrate type I survivorship are
characterized by a. high r, small offspring. b. low r, small offspring. c. low r, large offspring. d. high r, large offspring. e. low r, large population size.
What evolutionary advantage is provided by sexual reproduction?
a. increased genetic diversity b. making clones c. production of genetically identical offspring d. making polyploidy possible e. removal of all genetic mutations
Which hormone stimulates masculine physical characteristics?
a. inhibin b. follicle-stimulating hormone c. interstitial cell stimulating hormone d. luteinizing hormone e. testosterone