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 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?

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 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?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section4.5: Correlation And Causation

Problem 2AGP

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Question

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