An agricultural cooperative uses three brands of organic fertilizers which are Brand A, B and C on 138 different crops. The quality of the crop yields is classified as High, Medium and Low. The data are summarized in Table 5. Table 5 Yields’ Quality Fertilizers A B C High 12 9 15 Medium 26 15 15 Low 18 9 19 I. Do the yields’ quality and fertilizers relate to each other? Test at 0.5% level of significance.
An agricultural cooperative uses three brands of organic fertilizers which are Brand A, B and C on 138 different crops. The quality of the crop yields is classified as High, Medium and Low. The data are summarized in Table 5. Table 5 Yields’ Quality Fertilizers A B C High 12 9 15 Medium 26 15 15 Low 18 9 19 I. Do the yields’ quality and fertilizers relate to each other? Test at 0.5% level of significance.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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An agricultural cooperative uses three brands of organic fertilizers which are Brand A, B and C on 138 different crops. The quality of the crop yields is classified as High, Medium and Low.
The data are summarized in Table 5.
Table 5
|
Yields’ Quality |
|
Fertilizers |
|
|
A |
B |
C |
|
|
High |
12 |
9 |
15 |
|
Medium |
26 |
15 |
15 |
|
Low |
18 |
9 |
19 |
I. Do the yields’ quality and fertilizers relate to each other? Test at 0.5% level of significance.
II. Based on your answer in (i), give one suggestion on how to improve the yield’s quality.
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