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What kind of test would I run in SPSS for this problem?
A teacher gives a pre and post test to her students, she wants to know if there is a difference in the number of points students earned on their pretest and post test.
Ten students were sampled at random from a student population. Each was asked how many courses he or she was planning on studying in the upcoming year. The following is a list of the reported data values: 1, 2, 2, 3, 4, 5, 5, 5, 5, 6 What is the vari..
What is the probability that the next 100 customers will spend an average of less than $56 on dinner?
Examine the two standard deviations. What do these indicate about the range of benefits enjoyed by the two groups?
The assembly time for a product is uniformly distributed between 6 to 10 minutes.
Solution utilizing graphical method. Compute the following linear programming problem. Among which of the following points (X, Y) is not a feasible corner point.
A survey of the number of calls received by a sample of Southern Phone Company subscribers last week revealed the following information.
The mean is a useful measure, but it can be misleading. Describe a circumstance when the mean is very useful as the average and a circumstance when the mean is very misleading as the average.
A sample of 148 of our statistics students rated their level of admiration for Hilary Rodham Clinton on a scale of 1 to 7. The mean rating was 4.06 and the standard deviation was 1.70.
Make an Excel line graph of the data on computer viruses. Discuss the underlying causes that might explain the trend or pattern.
According to the 1996 Statistical Abstract of the United States, 7.6% of the scores on the verbal portion of the Scholastic Aptitude Test (SAT) exceeded 600.
Use PHStat to make a box-whisker plot. If PHSTAT has yet to be installed, calculate Xmin, Xmax, Q 1 , Q 3 and median using equation in Class Notes-Quartiles, Percentile & Dectiles.
If the test is positive, what is the probability that this person actually has heart disease?
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