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Mathematics, 26.02.2020 00:14 math4863
Data on the weekly sales of room air conditioning units were matched with the average temperature and calculations produced sample correlation coefficients, r, in the range of minus 0.75 and minus 0.83. Which of the following statements best expresses a conclusion that can be drawn from the values of r?
(A) There is no relationship between temperature and sales.
(B) As the temperature decreases, the number of room air conditioners sold decreases.
(C) This cannot be determined from the information given.
(D) As the temperature increases, the number of room air conditioners sold decreases.
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Data on the weekly sales of room air conditioning units were matched with the average temperature an...
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