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In: Math

The following data represent the calories and​ sugar, in​ grams, of various breakfast cereals. Product Calories...

The following data represent the calories and​ sugar, in​ grams, of various breakfast cereals.

Product

Calories

Sugar

A

270

10.0

B

280

3.8

C

290

21.2

D

410

23.4

E

520

19.8

F

530

23.9

G

550

17.7

Use the data above to complete parts​ (a) through​ (d).

Compute the covariance.

b. Compute the coefficient of correlation.

c. Which do you think is more valuable in expressing the relationship between calories and

sugarlong dash—the

covariance or the coefficient of correlation? Explain.

d. What conclusions can you reach about the relationship between calories and sugar?

Solutions

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