Observed and predicted values of a variable y based on a sample of size n=9 and a forecasting model are given below. compute sample mean, sample variance for y. compute mse and mad for residuals. y 10.2 15 16.1 15.3 17 18.3 19.4 20.1 24 y 79.5 15.5 15 16 17.7 18 20 22 21

Rai compares two cable plans from different companies. which equation gives the correct value of mm, the number of months for which plans a and b cost the same?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Which expression is rational? 6. , square root two, square root 14, square root 49