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 44 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?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

For a complete list of videos, visit our video library