Click the icon to view the restaurant sales data Is there sufficient evidence at the 0.01 level of significance to conclude that the variance of weekday sales is the same as that of weekend sales for lunch sales? Determine the null hypothesis. Hy and the alternative hypothesis. H, Let weekend sales be population 1 and weekday sales be population 2 Survey data Date 4-Apr Day Wednesday Lunch Sales $ Dinner Sales $ Delivery Sales 5 O 358 789 293 Hy (Type integers or decimals. Do not round.) Compute the test statsbo (Round to two decimal places as needed.) Find the one-tail p-value for the test 11-Apr Wednesday 380 005 200 18-Apr Wednesday 420 028 200 25-Apr Wednesday 331 729 253 3-Apr Tuesday 200 048 325 10-Apr Tuesday 308 572 320 17-Apr Tuesday 297 008 358 24-Apr Tuesday 229 529 402 0000 (Round to three decimal places as needed) 5-Apr Thursday 402 808 273 12-Apr Thursday 420 000 248 State the conclusion 19-Apr Thursday 337 904 284 The p-value is greater than the chosen value of a/2, so do not reject the null hypothesis. There is insufficient evidence to conclude that the variance of weekday sales is differ it from that of weekend sales for lunch sales, Is there sufficient evidence at the 0.01 level of significance to conclude that the variance of weekday sales is the same as that of weekend sales for dinner sales? Determine the null hypothesis. H and the alternative hypothesis, H,. Let weekday sales be population 1 and weekend sales be population 2 26-Apr Thursday 420 934 352 8-Apr Friday 444 1280 1236 13-Apr Friday 500 1175 1050 20-Apri Friday 400 1332 1253 27-Apr Friday 380 1414 1140 1-Apr Saturday 874 1338 401 H₂ 8-Apr Saturday 008 1217 330 15-Apr Saturday 737 1144 333 (Type integers or decimals. Do not round) Compute the test statistic 4.00 (Round to two decimal places as needed) 22-Apr Saturday 850 1330 322 29-Apr Saturday 782 1220 404 31-Mar Sunday 542 1475 870 7-Apr Sunday 452 1657 792 14-Apr Sunday 513 1588 705 21-Apr Sunday 013 1737 040
Click the icon to view the restaurant sales data Is there sufficient evidence at the 0.01 level of significance to conclude that the variance of weekday sales is the same as that of weekend sales for lunch sales? Determine the null hypothesis. Hy and the alternative hypothesis. H, Let weekend sales be population 1 and weekday sales be population 2 Survey data Date 4-Apr Day Wednesday Lunch Sales $ Dinner Sales $ Delivery Sales 5 O 358 789 293 Hy (Type integers or decimals. Do not round.) Compute the test statsbo (Round to two decimal places as needed.) Find the one-tail p-value for the test 11-Apr Wednesday 380 005 200 18-Apr Wednesday 420 028 200 25-Apr Wednesday 331 729 253 3-Apr Tuesday 200 048 325 10-Apr Tuesday 308 572 320 17-Apr Tuesday 297 008 358 24-Apr Tuesday 229 529 402 0000 (Round to three decimal places as needed) 5-Apr Thursday 402 808 273 12-Apr Thursday 420 000 248 State the conclusion 19-Apr Thursday 337 904 284 The p-value is greater than the chosen value of a/2, so do not reject the null hypothesis. There is insufficient evidence to conclude that the variance of weekday sales is differ it from that of weekend sales for lunch sales, Is there sufficient evidence at the 0.01 level of significance to conclude that the variance of weekday sales is the same as that of weekend sales for dinner sales? Determine the null hypothesis. H and the alternative hypothesis, H,. Let weekday sales be population 1 and weekend sales be population 2 26-Apr Thursday 420 934 352 8-Apr Friday 444 1280 1236 13-Apr Friday 500 1175 1050 20-Apri Friday 400 1332 1253 27-Apr Friday 380 1414 1140 1-Apr Saturday 874 1338 401 H₂ 8-Apr Saturday 008 1217 330 15-Apr Saturday 737 1144 333 (Type integers or decimals. Do not round) Compute the test statistic 4.00 (Round to two decimal places as needed) 22-Apr Saturday 850 1330 322 29-Apr Saturday 782 1220 404 31-Mar Sunday 542 1475 870 7-Apr Sunday 452 1657 792 14-Apr Sunday 513 1588 705 21-Apr Sunday 013 1737 040
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
It says 4.96 is wrong, so what's correct?
Transcribed Image Text:Using the accompanying data of restaurant sales, determine if the variance of weekday sales is the same as that of weekend sales for each of the three variables (lunch, dinner, and delivery).
BEE Click the icon to view the restaurant sales data.
Is there sufficient evidence at the 0.01 level of significance to conclude that the variance of weekday sales is the same as that of weekend sales for lunch sales?
Determine the null hypothesis. Hy and the alternative hypothesis. H₁. Let weekend sales be population 1 and weekday sales be population 2.
Survey data
-
X
2
2
Hoσ
ヒー
D
D
2
2
2
-02
74
0
Date
4-Apr
Hy: 0₁
(Type integers or decimals. Do not round.)
Compute the test statistic.
3.95 (Round to two decimal places as needed.)
Find the one-tail p-value for the test
11-Apr
Day
Wednesday
Wednesday
Lunch Sales $
358
Dinner Sales $
Delivery Sales $
729
293
228
885
299
18-Apr
Wednesday
428
8z8
209
25-Apr
Wednesday
331
729
253
3-Apr
Tuesday
290
848
325
10-Apr
Tuesday
303
572
328
17-Apr
Tuesday
297
602
252
24-Apr
Tuesday
229
529
402
0.009 (Round to three decimal places as needed.)
5-Apr
Thursday
402
202
272
12-Apr
Thursday
420
900
248
State the conclusion.
19-Apr
Thursday
337
904
224
The p-value is greater than the chosen value of a/2, so do not reject the null hypothesis. There is insufficient endence to conclude that the variance of weekday sales is different from that of weekend sales for lunch sales.
26-Apr
Thursday
426
924
352
Is there sufficient evidence at the 0.01 level of significance to conclude that the variance of weekday sales is the same as that of weekend sales for dinner sales?
Determine the null hypothesis, Ho, and the alternative hypothesis, H₁. Let weekday sales be population 1 and weekend sales be population 2
6-Apr
Friday
444
1288
1238
13-Apr
Friday
500
1175
1059
20-Apr
Friday
486
1332
1253
27-Apr
Friday
380
1414
1140
Ho
2
19
2
1
0
2
Hy: 0
2
2
0
1-Apr
Saturday
874
1338
491
8-Apr
Saturday
098
1217
339
14
15-Apr
Saturday
737
1144
333
(Type integers or decimals. Do not round.)
Compute the test statistic.
4.96 (Round to two decimal places as needed.)
22-Apr
Saturday
858
1330
322
29-Apr
Saturday
782
1228
404
31-Mar
Sunday
542
1475
879
7-Apr
Sunday
452
1657
792
14-Apr
Sunday
513
1588
705
21-Apr
Sunday
813
1737
840
28-Apr
Sunday
592
1854
502
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 29 images
Recommended textbooks for you
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman