The proportions of blood types O, A, B and AB in the general population of a particular country are known to be in the ratio 49:38:9:4, respectively. A research team, investigating a small isolated community in the country, obtained the following frequencies of blood type. Blood type O A B AB Frequency 87 59 20 4 a) Test the hypothesis that the proportions in this community do not differ significantly from those in the general population b) Interpret your results.
The proportions of blood types O, A, B and AB in the general population of a particular country are known to be in the ratio 49:38:9:4, respectively. A research team, investigating a small isolated community in the country, obtained the following frequencies of blood type. Blood type O A B AB Frequency 87 59 20 4 a) Test the hypothesis that the proportions in this community do not differ significantly from those in the general population b) Interpret your results.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 34PPS
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The proportions of blood types O, A, B and AB in the general population of a particular country are known to be in the ratio 49:38:9:4, respectively. A research team, investigating a small isolated community in the country, obtained the following frequencies of blood type.
Blood type |
O |
A |
B |
AB |
Frequency |
87 |
59 |
20 |
4 |
a) Test the hypothesis that the proportions in this community do not differ significantly from those in the general population
b) Interpret your results.
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