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1. Let take for example that research in your area was providing behavior therapy with people who have neurological problems: Imagine that you are in charge of a research Assignment, and can choose to do research on anything.
a). What research question would you create?
b). Write out your research question and explain any terms or ideas.
c). Develop a research hypothesis that you might use to answer your question.
2. Using SPSS one will most likely look at summary statistics, like mean or variance, to make graphs, to calculate correlation and regression, and to run hypothesis tests, such as t-tests and ANOVA tests.
Which SPSS method(s) do you think you will use to answer your research question in (1)? Why?
Evaluate the functions for the values of x given as 1, 2, 4, 8, and 16. Describe the differences in the rate at which each function changes with increasing values of x.
Five test vehicles of each type were crashed, with the results shown below. Research question: Are the mean crash damages the same for these three vehicles?
the average age of amtrak passenger train cars is 19.4 years. if the distribution of ages is normal and 24 of the cars
Sample mean = $40,000, sample standard deviation =$1500 and n= 25. Assume that the population from which the sample is drawn is normally distributed.
The sample data are summarized by the statistics n = 27, x = 4.6 years, s- 1.9 years.
Calculate the total cost of interest for both mortgage options. How much does the buyer save in interest with the 20 year option ?
compute a 99 confidence interval for the population mean based on the sample 52 50 51 54 55 52 and
Determine the correlatins between pairs of all interval variables (i,e., absences with PE, PE with math, math with writing) How much of the math grade can be explained by the PE grade?
a technician monitors a group of five computers that run an automated manufacturing facility. it takes an average of 15
Suppose that the service rate to a waiting line system is 10 customers per hour (exponentially distributed). Analyze how the average waiting time is expected to change as the arrival rate varies from two to ten customers per hour (exponentially d..
Using data from Boston, Massachusetts, a test of independence is run on the claim that ice cream sales per month and the number of car wrecks per month are independent. The claim is rejected.
Assume that the distribution of heights of adults American normally distributed, with mean 69 inches and standard deviation 2.8 inches.
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