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Download the data set HIV.sav and use SPSS to complete the following calculations. Be sure to include interpretation of the SPSS output in your responses.
1) Use the 5-step approach to hypothesis testing and the calculation of the 95% confidence intervals to answer the following research question: Did you observe a significant difference in Systolic Blood Pressure (SBP) over the course of the study?
2) Use the 5-step approach to hypothesis testing and the calculation of the 95% confidence intervals to answer the following research question: Is there a difference in SBP1 based on HIV status?
Attachment:- 236081_1_PUBH-8125-6125-FINAL-Exam-Fall-2012.doc
Attachment:- 236081_2_inc-pov-hlthins.sav
Attachment:- 236081_3_HIV.sav
Attachment:- 236081_4_gerstman1..sav
Attachment:- 236081_5_Gender-BMI.sav
These are the winning numbers. To win the lottery, a person must select the correct 5 numbers in the same order in which they were drawn. What is the probability of winning?
In Gallup polls taken at different times, subjects were asked if they owned a gun, and the number of yes responses was recorded for each time period. Is this discrete or continuous? why?
At the 5% level do the data provide sufficient evidence to conclude that the mean time served for fraud is less than that for firearms offenses? Identify the appropriate test and test the claim using the traditional method at the 0.05 level of sig..
If they would like to estimate the true average time to within 1.9 minute (with 95% confidence) what sample size should they use? (remember to round to the next largest integer.)
What is the difference between the critical-value method and the p-value method of hypothesis testing? Include in your post how the question's topic pertains to your health discipline.
Determine the probability that the project will be completed in 70 days or less.
In other words, both variables have the same mean but different standard deviations. Draw rough sketches of the two normal curves on the same graph.
At one university, students are given z-scores at the end of the semester rather than the traditional GPAs. The mean and standard deviation of all students’ cumulative GPAs, on which the z-scores are based, are 2.7 and 0.5 respectively.
On a police sergeants exam, the historical mean scored was 80 with a standard deviation of 20. Four offiers scored 195,175,191, and 189 respectively
A central university has a student population of 60,000. The university is interested in determining what proportion of them is in favour of a new grading system.
The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures sqrt 6 m. Find the width and height.
The mean SAT score in mathematics is 498. The founders of a nationwide SAT preparation course claim that graduates of the course score higher, on average, than the national mean.
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