Dog 1 2 3 4 5 6 7 8 9
Weight 0.41 1.48 0.79 0.41 0.85 1.11 0.37 1.11 0.41
Consumption in cups 3 8 5 4 5 6 3 6 3
Dog 10 11 12 13 14 15 16 17 18
Weight 0.91 1.09 2.07 0.49 1.13 0.84 0.95 0.57 1.68
Consumption in cups 5 6 10 3 6 5 5 4 9
a. Calculate that, is there any linear relationship between dog weight and consumption of food?
b. How much does ten pounds of weight change the estimated number of cups of dog food consumed?
c. What would be the weighted mean of n natural numbers if weights are the corresponding numbers?
d. Which type of relationship between age and church attendance exist, if older people are less likely to
attend church than younger people?
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