The manager of the concession stand at a baseball stadium is trying to predict the number of hot dogs that must be bought for an upcoming game. The number x (in thousands) of advance tickets sold and the number y (in thousands) of hot dogs sold the day of the game for the last five games are shown in the following table. x 19 29 20 32 23 y 15 22 16 28 18 (a) Find the equation for the regression line. (Round your answers to three decimal places.) y = x − (b) If advance ticket sales are 30,000 tickets, how many hot dogs should the concessionaire buy? (Round your answer to the nearest whole number.) hot dogs
The manager of the concession stand at a baseball stadium is trying to predict the number of hot dogs that must be bought for an upcoming game. The number x (in thousands) of advance tickets sold and the number y (in thousands) of hot dogs sold the day of the game for the last five games are shown in the following table. x 19 29 20 32 23 y 15 22 16 28 18 (a) Find the equation for the regression line. (Round your answers to three decimal places.) y = x − (b) If advance ticket sales are 30,000 tickets, how many hot dogs should the concessionaire buy? (Round your answer to the nearest whole number.) hot dogs
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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The manager of the concession stand at a baseball stadium is trying to predict the number of hot dogs that must be bought for an upcoming game. The number x (in thousands) of advance tickets sold and the number y (in thousands) of hot dogs sold the day of the game for the last five games are shown in the following table.
| x | 19 | 29 | 20 | 32 | 23 |
|---|---|---|---|---|---|
| y | 15 | 22 | 16 | 28 | 18 |
(a) Find the equation for the regression line. (Round your answers to three decimal places.)
y = x −
(b) If advance ticket sales are 30,000 tickets, how many hot dogs should the concessionaire buy? (Round your answer to the nearest whole number.)
hot dogs
y = x −
(b) If advance ticket sales are 30,000 tickets, how many hot dogs should the concessionaire buy? (Round your answer to the nearest whole number.)
hot dogs
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