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Six infants were involved in a study to compare the effectiveness of two medications for the treatment of diaper rash. For each baby two areas of approximately the same size and rash severity were selected and an area was treated with medication A and the other with medication B. The number of hours for the rash to disappear was recorded for each medication and each infant and the values obtained are given below:
Infant
1
2
3
4
5
6
Medication A
46
50
51
43
45
Medication B
49
48
47
40
At the significance level 0.01 is there sufficient evidence to conclude that a difference exists in the mean time required for the elimination of the rash?
Find out the probability that the return for common stocks will be more than 0%.
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What is the probability that he completed the assignments?
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Create the corresponding decision tree and make recommendations.
What type of error would result in that case? Respond to at least two of your classmate's postings.
At 0.05 level of significance, is there evidence that proportion of claims processed under this new system is higher than article reported for previous system?
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