State both the null and alternative hypotheses. Provide the decision rule for making this decision. Use an alpha level of 5%. Show all of the work necessary to calculate the appropriate statistic.
State both the null and alternative hypotheses. Provide the decision rule for making this decision. Use an alpha level of 5%. Show all of the work necessary to calculate the appropriate statistic.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
Related questions
Question
A researcher was interested in studying if there is a significant relationship between the severity
of COVID 19 and blood types of individuals. 2400 individuals were studied and the results are shown below.
Condition Blood Type
O A B AB Total
Critical 64 44 20 8 136
Severe 175 129 50 15 369
Moderate 211 528 151 125 1015
Mild 200 400 140 140 880
Total 650 1101 361 288 2400
- State both the null and alternative hypotheses.
- Provide the decision rule for making this decision. Use an alpha level of 5%.
- Show all of the work necessary to calculate the appropriate statistic.
- What conclusion are you allowed to draw?
- . Would your conclusion change at the 10% level of significance?
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