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ti points) A homeopathic remedy for the common cold swears to work more quickly

ID: 3340403 • Letter: T

Question

ti points) A homeopathic remedy for the common cold swears to work more quickly than any over-the-counter cold medicine. You decide to test this using data collected from 115 participants who took the homeopathic remedy and 104 participants who used the same type of regular cold medicine. The mean days to get better are 5.5 for those who used the homeopathic remedy with a standard deviation of 0.5. The mean and standard deviation for those who used cold medicine are 5.7 and 0.6, respectively. What type of test should you use to find the answer? Assume alpha .05 A) Z test O B) sinogle group T.test ° C) 2 independent samples T-test

Explanation / Answer

Solution:-

2 independent samples t-test.

The two independent sample t-test is an inferential statistical test that determines whether there is a statistically significant difference between the means in two unrelated groups.