Data shows the temperature for the months of Novemember 2020 and November 2021. Date 2020 2021 1-Nov 55 61 2-Nov 47 52 3-Nov 57 55 4-Nov 67 53 5-Nov 70 55 6-Nov 73 55 7-Nov 77 56 8-Nov 80 68 9-Nov 79 72 10-Nov 76 67 11-Nov 72 67 12-Nov 60 65 13-Nov 54 64 14-Nov 54 47 15-Nov 66 50 16-Nov 54 50 17-Nov 49 61 18-Nov 38 72 19-Nov 50 50 20-Nov 65 49 21-Nov 66 56 22-Nov 60 50 23-Nov 55 45 24-Nov 50 46 25-Nov 61 59 26-Nov 68 48 27-Nov 62 43 28-Nov 57 43 29-Nov 59 44 30-Nov 67 41 Find the variance and standard deviation for each group.

Data shows the temperature for the months of Novemember 2020 and November 2021. Date 2020 2021 1-Nov 55 61 2-Nov 47 52 3-Nov 57 55 4-Nov 67 53 5-Nov 70 55 6-Nov 73 55 7-Nov 77 56 8-Nov 80 68 9-Nov 79 72 10-Nov 76 67 11-Nov 72 67 12-Nov 60 65 13-Nov 54 64 14-Nov 54 47 15-Nov 66 50 16-Nov 54 50 17-Nov 49 61 18-Nov 38 72 19-Nov 50 50 20-Nov 65 49 21-Nov 66 56 22-Nov 60 50 23-Nov 55 45 24-Nov 50 46 25-Nov 61 59 26-Nov 68 48 27-Nov 62 43 28-Nov 57 43 29-Nov 59 44 30-Nov 67 41 Find the variance and standard deviation for each group.

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter4: Polynomial And Rational Functions

Section4.6: Rational Functions

Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.

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Question

Data shows the temperature for the months of Novemember 2020 and November 2021.

Date	2020	2021
1-Nov	55	61
2-Nov	47	52
3-Nov	57	55
4-Nov	67	53
5-Nov	70	55
6-Nov	73	55
7-Nov	77	56
8-Nov	80	68
9-Nov	79	72
10-Nov	76	67
11-Nov	72	67
12-Nov	60	65
13-Nov	54	64
14-Nov	54	47
15-Nov	66	50
16-Nov	54	50
17-Nov	49	61
18-Nov	38	72
19-Nov	50	50
20-Nov	65	49
21-Nov	66	56
22-Nov	60	50
23-Nov	55	45
24-Nov	50	46
25-Nov	61	59
26-Nov	68	48
27-Nov	62	43
28-Nov	57	43
29-Nov	59	44
30-Nov	67	41

Find the variance and standard deviation for each group.

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