STATISTC 111 Lecture Notes - Lecture 13: Test Statistic, Decision Rule, Nipple
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Should school children be required to wear uniforms total matrix b. 30 r u der3o over 30 90 total. If there was no difference this is what we would expect total u over 30 99 total. There is statistical significance there is a difference of opinion between people younger than 30 and people older than. Null hypothesis the two variables are independent s was. 83 there is no difference in proportions relative risk odds ratio parameters. I explected table 11 trai s i table illustrates this. 18. 9 total hypothesis no difference of risk between groups. X2 2. 61 decision fail to reject the null hypothesis conclusion there is not enough evidence to show a difference in risk offever between group 1 and group 2. 72 decision conclusion enough evidence reject the hypothesis to show there is a of heart attack with an reduction aspirin difference in risk.
