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. ( see attached photo) a. State both the null and alternative hypotheses. b. Provide the decision rule for making this decision. Use an alpha level of 5%. c. Show all of the work necessary to calculate the appropriate statistic. d. What conclusion are you allowed to dra
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. ( see attached photo) a. State both the null and alternative hypotheses. b. Provide the decision rule for making this decision. Use an alpha level of 5%. c. Show all of the work necessary to calculate the appropriate statistic. d. What conclusion are you allowed to dra
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.4: Fractional Expressions
Problem 50E
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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. ( see attached photo)
a. State both the null and alternative hypotheses.
b. Provide the decision rule for making this decision. Use an alpha level of 5%.
c. Show all of the work necessary to calculate the appropriate statistic.
d. What conclusion are you allowed to draw?
e. Would your conclusion change at the 10% level of significance?
f. Confirm test results in part (c) using JASP. Note: All JASP input files and output
tables should be provided
Transcribed Image Text:Condition
Blood Type
A
В
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
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