What year will population of fish reach given value
The formula P=0.62x2-0.042x+2 models approximate population P, in thousands for the species of fish in the local pond, x years after 1997. During what year will population reach 63,580 fish?
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Suppose the correlation, r, between two variables x and y is -0.44. What percentage of the variability in y cannot be explained by x?
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Data were collected on monthly sales revenues (in $1000s) and monthly advertising expenditures ($100s) for a sample of drug stores. The regression line relating revenues (Y) to advertising expenditure (X) is estimated to be . The correct interpret
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