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µ?University of Phoenix Material Dr. Zak Case Study Instructions ask THE FOLLOWING quality STUDY. go on THE INFORMATION IN THE CASE STUDY TO ANSWER THE chase FOLLOW-UP QUESTIONS. ALTHOUGH QUESTIONS 1 & 2 HAVE SHORT ANSWERS, YOU SHOULD apprehend A 150- TO 200-WORD RESPONSE TO separately OF THE REMAINING QUESTIONS. CASe Study DR. ZAK pullulate A bear witness TO posting DEPRESSION. HE SAMPLED 100 UNIVERSITY STUDENTS TO divvy up HIS FIVE ITEM TEST. THE base OF STUDENTS WAS COMPRISED OF 30 MEN AND 70 WOMEN. IN THIS GROUP, FOUR mortalS WERE African AMERICAN, SIX individualS WERE HISPANIC, AND ONE PERSON WAS ASIAN. ZAKS MIRACULOUS TEST OF DEPRESSION IS PRINTED BELOW: 1. I feel depressed:Yes No 2. I convey been sad for the back off two weeks:YesNo 3. I have seen changes in my eating and peacefulness:YesNo 4. I dont feel that life is leaving to compact better:YesNo 5. I feel happy somewhat of the day:YesNo Yes = 1; No = 0 The specify on this evidence is 3.5 with a tired p benthesis of .5. Follow-Up Questions 1. SALLY realize ground 1.5 ON THIS TEST. HOW more STANDARD DEVIATIONS IS SALLY FROM THE mean(a)? (SHOW YOUR CALCULATIONS) fractures seduce is 4 standard deviations away from the mean. The mean is 3.5, while gos fool is a 1.5, which is a numerical end of two.

The standard deviation measures at .5. thither are four-spot deviations in the numerical balance of 2, therefore, Sallys reach is 4 standard deviations from the mean. 2. nightstick wads 5. What is his standard differentiate? In identify to reason the standard score or also known as the z-score you must(pre token(a)) take the test score minus the mean drainage area by the standard deviation. Ex: z=(x-µ)/?. Billys standard score is z= (5-3.5)/.5. His standard score is 3. 3. What apology of measurement is Dr. Zak using? Do you think Dr. Zaks revalue of scaling is appropriate? wherefore or why non? What are your suggestions? Dr. Zak is using a nominal scale of measurement. nominated scales are used to...If you want to get a full-of-the-moon essay, order it on our website: Orderessay

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