Chi square test of independence
Not what you're looking for?
The top executives of Company X would like to reduce the blood pressure of hapless employees. They came up with a miracle drug call MiracleOww. Unfortunately, there may be a side effect, abnormal anxiety, associated with the miracle drug. When they carried out a clinical test of the miracle drug, employees were randomly divided into three groups. Group 1 received MiracleOww, Group 2 received a placebo, and Group 3 receive Mavik, a new blood pressure reducing drug currently available. The clinical results are summarized in the following table.
Group 1
MiracleOww
Group 2
Placebo
Group 3
Mavik
Number of employee who
experienced abnormal anxiety
51
5
16
Number of employee who did not
experience abnormal anxiety
1532
152
163
Is there evidence to indicate that the proportion of employees in each group who experienced abnormal anxiety is different at 0.01 significance level?
Purchase this Solution
Solution Summary
The solution gives the complete details of chi square of independence. Null hypothesis, alternative hypothesis, critical value, test statistic and P value are given with interpretations of the results obtained.
Purchase this Solution
Free BrainMass Quizzes
Know Your Statistical Concepts
Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.
Measures of Central Tendency
Tests knowledge of the three main measures of central tendency, including some simple calculation questions.
Measures of Central Tendency
This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.