1. The side effects of a new drug are being tested against a placebo. A simple random sample of 565 patients yields the results below. At a significance level of = 0.10, is there enough evidence to...

1. The side effects of a new drug are being tested against a placebo. A simple random sample of 565 patients yields the results below. At a significance level of = 0.10, is there enough evidence to conclude that the treatment is independent of the side effect of nausea?
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| Result | Drug | Placebo | Total |
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| Nausea | 36 | 13 | 49 |
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| No nausea | 254 | 262 | 516 |
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| Total | 290 | 275 | 565 |
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a. The null hypothesis 0:
b. The alternative hypothesis :

c. The level of significance =

d. The degrees of freedom:

e. The test statistic:

f. The critical value:

g. Decision