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Hypothesis Testing and Confidence Intervals for Proportions and Hypothesis Test for Difference between Two Means A pharmaceutical...

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Basic Math

Hypothesis Testing and Confidence Intervals for Proportions andHypothesis Test for Difference between Two Means

A pharmaceutical company is testing a new cold medicine todetermine if the drug has side affects. To test the drug, 8patients are given the drug and 9 patients are given a placebo(sugar pill). The change in blood pressure after taking the pillwas as follows:

Given drug: 3 4 5 1 -2 3 5 6

Given placebo: 1 -1 2 7 2 3 0 3 4

Test to determine if the drug raises patients’ blood pressuremore than the placebo using ? = 0.01

Answer & Explanation Solved by verified expert
4.1 Ratings (461 Votes)
Ho 1 2 0 Ha 12 0 Level of Significance 001 Sample 1 drug mean of sample 1 x1 3125 standard deviation of sample 1 s1 2588 size    See Answer
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