ferences Mailings Review View Help Tell me what you want to do State the possibl

Question

ferences Mailings Review View Help Tell me what you want to do State the possible explanations for a correlation in the following examples A. The correlation may be a coincidence B. Both variables might be directly influenced by some common underlying cause C. One variable may be a cause of the other. 8. According to data obtained from the Statistical Abstract of the United States, the correlation between the percentage of the female population with a bachelor's degree and the percentage of births to unmarried mothers since 1990 is 0.940. 9. The increase in ice cream sales and an increase in car break-ins. 10. The increase in the cost of a diamond and an increase in the weight in carats of the diamond. 11. The decrease of the average life expectancy of people in a country and an

Explanation / Answer

(8) B, educated girl may be more independent having liberal thinking about sex

(9) A, both the variable here is not associated to each other

(10)C, this is demand and price relationship, more demand more price

(11)C, more the infant mortality less the life expectency

(12)C, more studying means more knowledge, results in increase in score

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