a) state the null and alternative hypothesis for this test b)calculate the expected count for republicans who answered more danger. c)check conditions is the chi-squared test appropiate? explain. d) how many degrees of freedom are there for the distribution? e)use the distribution bellow or statkey with X^2= 75.176 to estimate the p-value. f) write your two-part conclusion g) can we infer causality from this study? explain.

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a) state the null and alternative hypothesis for this test b)calculate the expected count for republicans who answered more danger. c)check conditions is the chi-squared test appropiate? explain. d) how many degrees of freedom are there for the distribution? e)use the distribution bellow or statkey with X^2= 75.176 to estimate the p-value. f) write your two-part conclusion g) can we infer causality from this study? explain.
The following table displays data from a survey conducted by SurveyUSA in October 2017 in the state of
California. You would like to see whether there is an association between responses to the question "Does
widespread gun ownership protect law-abiding citizens from crime? Or make society more dangerous?"
and self-identified party affiliation.
Table 1
Total
Republican
94
Independent
Democrat
Protect
98
82
274
More Danger
30
137
189
356
Not Sure
17
41
33
91
Total
141
276
304
721
Table 2
Republican Independent
Democrat Total
94
98
104.9
0.452
82
115.5
Protect
53.6
274
30.484
9.731
30
137
189
More Danger
150.1
10.08
136.3
356
22.547
0.0038
17
41
33
38.4
0.751
Not Sure
17.8
34.8
91
0.036
1.091
Total
141
276
304
721
Observed, Expected, Contribution to
Transcribed Image Text:The following table displays data from a survey conducted by SurveyUSA in October 2017 in the state of California. You would like to see whether there is an association between responses to the question "Does widespread gun ownership protect law-abiding citizens from crime? Or make society more dangerous?" and self-identified party affiliation. Table 1 Total Republican 94 Independent Democrat Protect 98 82 274 More Danger 30 137 189 356 Not Sure 17 41 33 91 Total 141 276 304 721 Table 2 Republican Independent Democrat Total 94 98 104.9 0.452 82 115.5 Protect 53.6 274 30.484 9.731 30 137 189 More Danger 150.1 10.08 136.3 356 22.547 0.0038 17 41 33 38.4 0.751 Not Sure 17.8 34.8 91 0.036 1.091 Total 141 276 304 721 Observed, Expected, Contribution to
Distribution
0.200
0.175
0.150
0.125
0.100
0.075
0.059
0.025
0.000
10
11
12
15
Transcribed Image Text:Distribution 0.200 0.175 0.150 0.125 0.100 0.075 0.059 0.025 0.000 10 11 12 15
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