Question

amount charged (in dollars per hour) years of experience (a) 14.9 dollars per hour. 16.5 dollars per hour. 18.1 dollars per hour. (b) 19.7 dollars per hour. there is a positive correlation between experience and amount charged. (c) 21.3 dollars per hour. we would predict that a dog sitter with 9 years of experience would charge approximately select as experience increases, the amount charged tends to increase.

Explanation:

Step1: Observe the trend

The scatter - plot shows a positive correlation between years of experience and amount charged per hour.

Step2: Estimate from the trend

By looking at the line of best - fit (implied by the scatter - plot pattern), when the number of years of experience is 9, we estimate the amount charged. Looking at the graph and the upward trend, we can see that the value is approximately 18.1 dollars per hour.

Answer:

18.1 dollars per hour.