Question
Creatinine excretion isa parameter of kidney function. Generally speaking, lower values indicate better health. This depends on body weight. A researcher conducted a study on creatinine excretion in test group and control group to find the efficacy of a new drug. The subjects were randomly divided. He included 100 subjects in each group but for this exercise consider only 10 subjects in each group. The data obtained on creatinine level in these 10 subjects are as follows:
| Test Group | 16.6 | 19.8 | 17.1 | 17.0 | 15.6 | 20.3 | 24.7 | 18.5 | 17.6 | 22.0 |
|---|---|---|---|---|---|---|---|---|---|---|
| Control Group | 23.2 | 22.0 | 21.9 | 16.7 | 14.2 | 23.2 | 24.8 | 25.5 | 28.1 | 21.8 |
Do you think that creatinine excretion was really lower in the test group on average?
Answer :
Word Count : 195
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To determine whether creatinine excretion was lower in the test group on average, we need to compare the means of the two groups and perform a statistical test, such as an independent \( t \)-test. ### Steps: 1. Compute _______ ____ ________ _____ _______ ___ ___ ____ _________ ____ ________.
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