Don\'t how to Find the X 2 in mintab with the information below. The answer shou
ID: 3062425 • Letter: D
Question
Don't how to Find the X2 in mintab with the information below. The answer should be 53.29.
For the purposes of this explanation, use technology to perform the test. Use the table of observed frequencies below to perform the test.
Region 1
Region 2
Region 3
Region 4
Region 5
Region 6
SupportSupport
90
74
37
258
108
44
OpposeOppose
31
17
18
55
44
8
Not SureNot Sure
99
20
15
78
78
19
Identify the test statistic from the technology output.
chi squared 2=
Region 1
Region 2
Region 3
Region 4
Region 5
Region 6
SupportSupport
90
74
37
258
108
44
OpposeOppose
31
17
18
55
44
8
Not SureNot Sure
99
20
15
78
78
19
Explanation / Answer
here applying chi square test of independence:
chi squared 2= 69.4700
Observed Oi region 1 region 2 region 3 region 4 region 5 region 6 Total support 90 74 37 258 108 44 611 oppose 31 17 18 55 44 8 173 not sure 99 20 15 78 78 19 309 Total 220 111 70 391 230 71 1093 Expected Ei=row*column/total region 1 region 2 region 3 region 4 region 5 region 6 Total support 122.983 62.050 39.131 218.574 128.573 39.690 611 oppose 34.822 17.569 11.080 61.887 36.404 11.238 173 not sure 62.196 31.381 19.790 110.539 65.023 20.072 309 Total 220 111 70 391 230 71 1093 chi square =(Oi-Ei)2/Ei region 1 region 2 region 3 region 4 region 5 region 6 Total support 8.8456 2.3013 0.1160 7.1117 3.2918 0.4681 22.135 oppose 0.4194 0.0184 4.3225 0.7665 1.5848 0.9329 8.045 not sure 21.7788 4.1273 1.1592 9.5783 2.5899 0.0573 39.291 Total 31.044 6.447 5.598 17.457 7.467 1.458 69.4700Related Questions
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