Given below the data and scatterplot showing the relationship the age of husband and wife's age. Couple husband's age vife's age 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 25 51...

a. Find the equation of the line (^y = a + bx). Use two decimal digits in your answers.

b. Provide an interpretation of the slope in this context.

c. Using the equation from part (a), predict the age of the wife if the husband is 38 years of old.

Extracted text: Given below the data and scatterplot showing the relationship the age of husband and wife's age. Couple husband's age vife's age 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 25 51 25 38 30 60 54 31 54 23 34 25 23 19 71 26 31 26 62 29 31 29 35 22 32 50 25 33 27 45 47 30 44 23 39 24 22 16 73 27 36 24 60 26 23 28 36 Comparing Age at Marriage: Husband and Wife 80 70 n 60 50 40 30 20 10 10 20 40 Husband Age in Years 30 50 60 70 80 Yife Age in Years