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The mean and standard deviation for number of robberies in the U.S from 2000 to 2015 are x̄ 354718 and sx 28803 The mean and standard deviation for number of assaults in the U.S for the same

The mean and standard deviation for number of robberies in the U.S. from 2000 to 2015 are x̄ = 354,718 and sx = 28,803. The mean and standard deviation for number of assaults in the U.S. for the same time period are ȳ = 774,140 and sy = 44,910. The correlation coefficient is r = 0.84. Find the equation for the least-squares regression line for number of assaults compared with number of robberies.

A. ŷ = 309,552.15 + 1.31x

B. ŷ = 1.31 + 309,552.15x

C. ŷ = 546,641.84 + 0.64x

D. ŷ = 0.64 + 546,641.84x

E.  Unable to determine the equation

Apr 23 2020 View more View Less

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