If a residual plot exhibits a curved pattern in the residuals, this means that:
A) the errors are not normally distributed.
B) there must be a curvilinear relation between x and y.
C) there is no significant relation between x and y.
D) there is a problem with constant variance.
B
Business
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In 2005, the number one reason why managers try to make sure their firms operate in an ethical manner is because it is the right thing to do
a. True b. False
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The reason that a population mean and the mean of a random sample selected from that population might be different is that the sample mean is found by dividing by n-1 while the population mean is found by dividing by n
Indicate whether the statement is true or false
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