Question consider the weight and price of gold coins from, Ask an Expert

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

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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Statistics and Probability, Statistics

Category:- Statistics and Probability
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