Mathematics, 25.11.2020 02:30 tristanortonubca

A nutritionist collects data from 25 popular breakfast cereals. For each cereal, the number of calories per serving is plotted on the x-axis against the number of milligrams of sodium on the y-axis. The value of r for the resulting scatterplot is 0.83. How would the value of the correlation coefficient, r, change if sodium was plotted on the x-axis and calories plotted on the y-axis? a. The value of r would increase.

b. The value of r would not change.

c. The value of r would change to -0.83.

d. The value of r could increase or decrease, depending of the strength of the new relationship.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:20, garciavergaraana

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

Answers: 1

continue

Mathematics, 21.06.2019 23:30, cahree

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.

Answers: 3

continue

Mathematics, 22.06.2019 03:00, alyssa6383

Let f(x) = 1/x^2 (a) use the definition of the derivatve to find f'(x). (b) find the equation of the tangent line at x=2

Answers: 2

continue

Mathematics, 22.06.2019 03:00, zianebonankenotdbev

Of the following, which statement or statements accurately reflect a way in which credit can be safer than cash? i. if your credit card gets stolen, you can cancel it and get your money back. ii. it is harder to lose a single credit card than a large number of bills. iii. if a merchant does not honor the agreement, you can call the credit company and dispute the charges. a. i and iii b. ii only c. iii only d. i, ii, and iii

Answers: 3

continue

You know the right answer?

A nutritionist collects data from 25 popular breakfast cereals. For each cereal, the number of calor...