Is there a difference between the means of occupancy rates in May and August? Answer your...

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Advance Math

Is there a difference between the means of occupancy rates inMay and August? Answer your question by calculating an approximateand appropriate symmetric 95% confidence interval using a Zstatistic. Explain your findings
OR_MAY OR_AUG
60 97
86 99
93 99
89 96
74 90
81 84
83 99
71 99
90 98
83 97
77 99
82 97
90 98
81 98
20 90
87 95
48 94
60 96
45 98
80 95
65 91
60 95
75 90
15 70
16 66
97 100
74 94
62 97
40 85
82 97
24 76
49 98
16 93
60 86
42 73
68 87
55 86
75 93
35 95
0 95
40 80
40 40
10 80
83 90
50 100
77 98
81 99
37 96
27 90
49 96
53 98
60 97
80 100
58 95
64 93
65 100
68 98
75 100
55 84
60 95
56 96
10 100
85 95
4 77
24 92
85 98
75 92
44 84
45 95
0 70
34 92
35 95
70 98
65 99
15 90
40 100
10 90
10 90
35 70
50 100
2 95
0 80
3 90
30 90
15 80
83 95
91 99
85 100
80 90
50 100
79 94
92 98
87 99
84 97
65 98
86 94
62 92
70 95
87 97
87 99
50 97
61 97
59 99
77 100
46 95
81 94
48 98
15 98
80 100
52 99
90 97
90 99
75 90
20 100
10 90
30 100
53 99
52 99
90 97
53 92
48 98
84 96
90 97
35 98
25 95
35 100
10 95
10 90
60 100
70 92
3 78
10 90
10 90
75 100
10 70

Answer & Explanation Solved by verified expert

4.0 Ratings (424 Votes)

Since the formula to find Confidence Interval of a sample isgiven by where for 95 confidence interval is the sample mean and is the standard deviation of the given sample So let us first calculate standard deviation of the given sample which is given by We have for data of month May Mean 5405 Therefore we have See Answer

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OR_MAY	OR_AUG
60	97
86	99
93	99
89	96
74	90
81	84
83	99
71	99
90	98
83	97
77	99
82	97
90	98
81	98
20	90
87	95
48	94
60	96
45	98
80	95
65	91
60	95
75	90
15	70
16	66
97	100
74	94
62	97
40	85
82	97
24	76
49	98
16	93
60	86
42	73
68	87
55	86
75	93
35	95
0	95
40	80
40	40
10	80
83	90
50	100
77	98
81	99
37	96
27	90
49	96
53	98
60	97
80	100
58	95
64	93
65	100
68	98
75	100
55	84
60	95
56	96
10	100
85	95
4	77
24	92
85	98
75	92
44	84
45	95
0	70
34	92
35	95
70	98
65	99
15	90
40	100
10	90
10	90
35	70
50	100
2	95
0	80
3	90
30	90
15	80
83	95
91	99
85	100
80	90
50	100
79	94
92	98
87	99
84	97
65	98
86	94
62	92
70	95
87	97
87	99
50	97
61	97
59	99
77	100
46	95
81	94
48	98
15	98
80	100
52	99
90	97
90	99
75	90
20	100
10	90
30	100
53	99
52	99
90	97
53	92
48	98
84	96
90	97
35	98
25	95
35	100
10	95
10	90
60	100
70	92
3	78
10	90
10	90
75	100
10	70