Question: Consider the weight and price of gold coins from Table

Consider the weight and price of gold coins from Table 11.3.10.
a. How strong is the association between weight and price for these coins? Please give both a number and its interpretation in words.
b. Find the regression equation to predict price from weight.
c. Interpret the slope coefficient as a meaningful price.
d. Within approximately how many dollars are the predicted from the actual prices?
e. Find the 95% confidence interval for the slope coefficient.
f. Is the slope coefficient significantly different from 0? How do you know?

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  • CreatedNovember 11, 2015
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