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Social Science3. A medical researcher examined the number of asthma attacks patients had both before andwhile using an advanced air purifier. Seven patients were included in the study. The number ofasthma attacks for each patient before and during using the air purifier is reported below. Use a05, 2-tailedPatientBeforeDuringPurifierPurifier1429812647456361065a. State the null and alternative hypotheses below.b. What type of test should be run on the data (be specific with the exact name of the test)? Forexample, don't just state "t test," but the specific t test used.c. What is the conclusion of the hypothesis test? State the p-value and the decision about thehypothesis test below. (Don't write the results here that will be done in (e) below -just state pand whether Ho is rejected.)d. What is the effect size for the study? Calculate and report the effect size below. Indicate themagnitude of the effect size according to Cohen's standards and interpret what the effect sizemeans in terms of standard deviation unitse. Write the results of the test in APA format below. (Hint: This type of write-up would bestructured in a similar fashion to what you see in your text.)
I have attached a picture of the question, please only answer section A, B, and C. Thank you.
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3. A medical researcher examined the number of asthma attacks patients had both before and while using an advanced air purifier. Seven patients were included in the study. The number of asthma attacks for each patient before and during using the air purifier is reported below. Use a 05, 2-tailed Patient Before During Purifier Purifier 1 4 2 9 8 12 6 4 7 4 5 6 3 6 10 6 5 a. State the null and alternative hypotheses below. b. What type of test should be run on the data (be specific with the exact name of the test)? For example, don't just state "t test," but the specific t test used. c. What is the conclusion of the hypothesis test? State the p-value and the decision about the hypothesis test below. (Don't write the results here that will be done in (e) below -just state p and whether Ho is rejected.) d. What is the effect size for the study? Calculate and report the effect size below. Indicate the magnitude of the effect size according to Cohen's standards and interpret what the effect size means in terms of standard deviation units e. Write the results of the test in APA format below. (Hint: This type of write-up would be structured in a similar fashion to what you see in your text.)
Expert Answer
Hello there! there are more than three subparts in the question. According to our policies we cannot answer more than three sub parts in one question. So please find the solution for a,b,c parts of the question. If you have doubts in remaining part of the question kindly make a new request, mentioning the part in which you need help.
Formulation of Hypothesis
Paired T-test is used when we have the same subject and comparing before and after the test.
Null Hypothesis: H0: µd=0 Vs Alternative Hypothesis: µd ≠ 0
Where, n is the no of observations
SD is the sample standard deviation
The following table shows the given d...
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Patient Before D x1-x2 (Dt-D) During Di-D Purifier Purifier(x2) (х1) 7 0 0 2 9 8 -2 4 3 12 6 7 4 0 5 6 0 0 6 10 6 4 1 1 7 5 4 1 -2 4 5 Sum 18 Mean 3 en 4
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