Travel Leisure magazine provides an annual list of the best hotels in the world. The magazine provides a rating for each hotel along with a brief description that includes the size of the hotel, amenities, and the cost per night for a double room. A sample of of the top-rated hotels in the United States follows.

Hotel	Location	Rooms	Cost/Night ($)
Boulders Resort & Spa	Phoenix, AZ	220	497
Disney's Wilderness Lodge	Orlando, FL	727	340
Four Seasons Hotel Beverly Hills	Los Angeles, CA	285	585
Four Seasons Hotel	Boston, MA	273	496
Hay-Adams	Washington, DC	145	496
Inn on Biltmore Estate	Asheville, NC	213	277
Loews Ventana Canyon Resort	Phoenix, AZ	398	277
Mauna Lani Bay Hotel	Island of Hawaii	343	454
Montage Laguna Beach	Laguna Beach, CA	250	594
Sofitel Water Tower	Chicago, IL	414	367
St. Regis Monarch Beach	Dana Point, CA	400	679
The Broadmoor	Colorado Springs, CO	700	419

a. What is the mean number of rooms? Round your answer to decimal place, if necessary.

rooms

b. What is the mean cost per night for a double room (in dollars)? Round your answer to decimal place, if necessary.

c. Select a scatter diagram with the number of rooms on the horizontal axis and the cost per night on the vertical axis.

A.		B.
C.		D.

- Select your answer -ABCDItem 3

Does there appear to be a relationship between the number of rooms and the cost per night? Discuss.

- Select your answer -There is a positive relationshipThere is a negative relationshipIt is difficult to see much of a relationshipItem 4 . When the number of rooms becomes larger, - Select your answer -there is a indication that the cost per night increases.there is no indication that the cost per night increases.there is a indication that the cost per night decreases.Item 5

d. What is the sample correlation coefficient (to decimals and enter negative value as negative number)?

What does it tell you about the relationship between the number of rooms and the cost per night for a double room?

- Select your answer -There is a positive relationship.There is a strong positive relationship.There is a slightly negative relationship.There is a strong negative relationship.There is no any relationship.Item 7

Does this appear reasonable? Discuss.

The smaller hotels tend to charge - Select your answer -morelessItem 8 for the rooms. The larger hotels can spread their fixed costs over many rooms and may actually be able to charge less per night and - Select your answer -still achieveno longer achieveItem 9 a nice profit. The larger hotels may also charge slightly - Select your answer -morelessItem 10 in an effort to obtain a higher occupancy rate. In any case, it appears that there is a slightly - Select your answer -positivenegativeItem 11 linear association between the number of rooms and the cost per night for a double room at the top hotels.