Day  Revenue Occupied 1 1452 32 2 1361 20 3 1426 21 4 1470 25 5 1456 26 6 1430 23 7 1354 20 8 1442 39 9 1394

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.CT: Test
Problem 24CT
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Day  Revenue Occupied
1 1452 32
2 1361 20
3 1426 21
4 1470 25
5 1456 26
6 1430 23
7 1354 20
8 1442 39
9 1394 15
10 1459 50
11 1399 41
12 1458 35
13 1537 41
14 1425 31
15 1445 51
16 1439 62
17 1348 45
18 1450 41
19 1431 62
20 1446 47
21 1485 43
22 1405 38
23 1461 36
24 1490 60
25 1426 65
BUSU610ExcelAssignment#7 (2) - Excel
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1
PART I :
A suburban hotel derives its revenue from its hotel and restaurant operations.
The owners are interested in the relationship between the number of rooms
occupied on a nightly basis and the revenue per day in the restaurant. The
dataset is a sample of 25 days (Monday through Thursday) from last year
showing the restaurant income and the number of rooms occupied.
3
4
5
6
1) Does the revenue seem to increase as the number of occupied rooms
7
increases? Draw a scatter diagram to support your conclusion.
8
2) Determine the correlation coefficient between the two variables. Interpret
9
the value.
10
3) Is it reasonable to conclude that there is a positive relationship between
revenue and occupied rooms? Use the .10 significance level.
11
12
4) What percent of the variation in revenue in the restaurant is accounted for
13
by the number of rooms occupied?
14
15
16
17
18
19
20
21
22
23
Task 1
Task 2
Select destination and press ENTER or choose Paste
Average: 495.7733333
Count: 78
Sum: 37183
囲
100%
白
Transcribed Image Text:BUSU610ExcelAssignment#7 (2) - Excel P Search À Gregg Fells AutoSave ff File Home Insert Page Layout Formulas Data Review View Help 8 Share P Comments M Ruler V Formula Bar E Split CD View Side by Side A Default 100 ZHide | Hide Normal Page Break Page Custom Preview Layout Views New Arrange Freeze Panes v O D[ Synchronous Scrolling |Unhide m Reset Window Position Zoom 100% Zoom to Switch Macros H Keep e Exit New E Options V Gridlines v Headings Selection Window All Windows Sheet View Workbook Views Show Zoom Window Маcros C26 fe 65 F G H J K L M N Q R 1 PART I : A suburban hotel derives its revenue from its hotel and restaurant operations. The owners are interested in the relationship between the number of rooms occupied on a nightly basis and the revenue per day in the restaurant. The dataset is a sample of 25 days (Monday through Thursday) from last year showing the restaurant income and the number of rooms occupied. 3 4 5 6 1) Does the revenue seem to increase as the number of occupied rooms 7 increases? Draw a scatter diagram to support your conclusion. 8 2) Determine the correlation coefficient between the two variables. Interpret 9 the value. 10 3) Is it reasonable to conclude that there is a positive relationship between revenue and occupied rooms? Use the .10 significance level. 11 12 4) What percent of the variation in revenue in the restaurant is accounted for 13 by the number of rooms occupied? 14 15 16 17 18 19 20 21 22 23 Task 1 Task 2 Select destination and press ENTER or choose Paste Average: 495.7733333 Count: 78 Sum: 37183 囲 100% 白
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