This topic contains a solution. Click here to go to the answer

Author Question: The management of a local hotel is interested in determining the optimal staffing of the dining ... (Read 87 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
The management of a local hotel is interested in determining the optimal staffing of the dining room. They believe that the number of overnight guests may help in determining the number of dinners to be served on a particular evening.
 
  They collected some data and ran a linear regression. The equation of the regression line is given by:Number of dinners served = 120 + 0.60 Number of overnight guests.Interpret these results for the hotel management.

Question 2

Estimate the proportion of all accounts that placed an order within the last four weeks.
 
  A) 0.683
  B) 0.218
  C) 0.467
  D) 0.356



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zhanghao

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

There appears to be a positive relationship between the number of dinners served and the number of overnight guests.
The Y intercept b0 = 120 is meaningless in this situation.
The slope b1= 0.6. This means that for each additional overnight guest, we would expect 0.6 additional dinners to be served.

Answer to Question 2

C





 

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

For a complete list of videos, visit our video library