estion 4 (5 points homeopathic remedy for the common cold swears to work more qu

Question

estion 4 (5 points 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 151 participants Who took the homeopathic reme and 140 participants who used the same type of regular cold medicine. The mean days to get better are 5.5 f those who used the homeopathic remedy with a standard deviation of 0.4. The mean and standard deviation t those who used cold medicine are 5.7 and 0.9, respectively. Assume an alpha0 What can you summariae from this information before beginning testing A Z-test statistic would be applicable (because you have standard deviations from the population) A one sample t-test would work here (because you did not collect data from multiple time points) Paired samples is needed (because the partiopants of each group are the same) Atwo sar.. t-test wold work (because yo. have two gr-) 0 0

Explanation / Answer

Option d) is correct.

two sample t test would work (because you have two groups)

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