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Determine the average time a ticket buyer must wait and the portion of time the ticket seller is busy.
Does lecithin enhance memory? To test this idea, nine pairs of people matched in terms of age, sex, IQ and neurological status are given capsules
Compare and contrast the characteristics of parametric and non-parametric test methodologies. Give examples of when to use each.
Alice Tanner is a nurse on the night shift from 10:00 P.M. to 6:00 A.M. at Community Hospital.
First , the 31 Jan. capsules were placed in a box; then the 29 Feb. capsules were added and the two months were mixed.
Suppose 500 coins are tossed. Using the normal curve approximation to the binomial distribution, find the probability of 265 heads or more.
Then a second random variable U is chosen, uniformly distributed on the interval (0; T]. What is the probability that U exceeds 1/2?
What is the chance of drawing a turquoise marble? If a turquoise marble is drawn then placed back into the bag, and a second marble is drawn.
There is supposed to be a separate executive summary, covey style, no margin notes and a separate document with statistical test for case.
In a poll conducted in 2007, 2000 adults ages 18 yr and older were asked how frequently they are in touch with their parents by phone.
A student claimed that the proportion of students using the current recreation centre is less than 0.4.
In a class of 10 students, what is the probability that at least 2 students were born on the same day of the year (365 days)?
What is the chance that finishers complete the run with the times between 50 and 70 minutes?
In 1970, a lottery was used to determine who would be drfted into the U.S Army. The 366 dates in the year were placed individual capsules.
A university found that 22% of its students who registered for Statistics I withdraw without completing the course.
What are examples in which non-parametric tests are used to analyze business related problems in general, and more specifically, problems related to marketing?
Can you think of an example where the analysis of variance (ANOVA) can be used? How is ANOVA being used in the workplace, or how should it be used?
A researcher wants to know if there is a relationship between a person's highest level of education (IV) and differences in life satisfaction (DV).
Suppose it is known that a survey subject is registered Independent. What is the probability that she or he voted in the 2008 election.
Complete the simulation "Applying ANOVA and Nonparametric Tests" Prepare a summary addressing the following items:
Compute measures of central tendency and a dispersion measure and be able to make appropriate decision based on these computations.
If you have a population that has a small sample, but does not meet all of the criteria for the nonparametric test how can you tell what test to use?
As current economic conditions influence the real estate market, consumers are faced with increasingly more options when purchasing a home
Estimate the probability that the next person who comes in to give blood will have high blood pressure.
Differentiate between parametric and nonparametric tests