Question 1 (Essay Worth 2 points) A coordinate graph is shown. The label on the x axis is Weight in pounds. The label on the y axis is Total cost in dollars. There is a line connecting the points 0, 0 and 10, 5.

The graph shows the relationship between pounds of dog food and total cost, in dollars, for the dog food.

Which statement(s) about the graph is/are true?

A. Point (0, 0) shows the cost is $0 for 0 pound of dog food.
B. Point (1, 0.5) shows the cost is $1 for 0.5 pound of dog food.
C. Point (2, 1) shows that 2 pounds of dog food cost $1.
D. Point (4, 2) shows the cost is $4 for 2 pounds of dog food.
E. Point (10, 5) shows that 10 pounds of dog food costs $5.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit