Mathematics, 05.11.2021 01:00, animexcartoons209

The number of calories in a 1-ounce serving of a certain breakfast cereal is a random variable with mean 110 and standard deviation 10. The number of calories in a cup of whole milk is a random variable with mean 140 and standard deviation 12. For breakfast, you eat 1 ounce of the cereal with 1/2 cup of whole milk. Let T be the random variable that represents the total number of calories in this breakfast. The standard deviation of mathrmT is:

a. 22
b. 16
c. 15.62.
d. 11.66
e. 4

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:30, gymnastlyfe123

Ou have a 20-ounce bottle of juice. you pour out 14 of the bottle to share with a friend. if you pour out 3 ounces for yourself, what fraction of the 20 ounces will be left in the bottle? clear check 35 25 12 1320

Answers: 2

continue

Mathematics, 21.06.2019 16:10, bananaslada

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Answers: 3

continue

Mathematics, 21.06.2019 19:00, jackieanguiano3700

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

Answers: 1

continue

Mathematics, 21.06.2019 19:50, leximae2186

The graph shows the distance kerri drives on a trip. what is kerri's speed?

Answers: 3

continue

Do you know the correct answer?

The number of calories in a 1-ounce serving of a certain breakfast cereal is a random variable with...