# Answer to Question #17418 in Statistics and Probability for ed

Question #17418

Regression

Each of the following pairs represents the number of greeting cards sent and received by a group of friend:

Greeting cards sent Greeting cards received

13 6

9 10

7 14

5 12

1 18

(a) Construct a scatter plot.

(b) Determine the least square (i.e., regression) equation for these data

(c) Determine the standard error of the estimate

(d) If you send 20 greeting cards. How many greeting cards you expect to receive?

Each of the following pairs represents the number of greeting cards sent and received by a group of friend:

Greeting cards sent Greeting cards received

13 6

9 10

7 14

5 12

1 18

(a) Construct a scatter plot.

(b) Determine the least square (i.e., regression) equation for these data

(c) Determine the standard error of the estimate

(d) If you send 20 greeting cards. How many greeting cards you expect to receive?

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