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Question: Six male and six female dancers perform the Virginia reel. This dance requires that they form a line consisting of six male/female pairs. How many such arrangements are there? The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
What is the smallest number of consumers that Timex can survey to guarantee a margin of error of .05 or less at a 99% confidence level and calculate the intervals correctly
An observation was drawn from a normally distributed population with mean 2.397 and standard deviation 0.612. If the observed value is 3.144, find the z-score. Give your answer accurate to 3 decimal places.
If a simple random sample of 80 seniors is taken, what is the probability that at most 64 of them will be accepted into college.
Suggest some lurking variables that may help explain the association between smoking during pregnancy and children's later test scores. The association by itself is not good evidence that mothers' smoking causes lower scores.
the claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.30 and the sample
a sample of 85 male professors at a major four-year university produced a mean annual pay of 75600 and a standard
Use the data above to construct a 95% confidence interval for the mean speed μ of vehicles traveling on Dan Allen Drive. (calculate y and s to 3 decimal places).
Four movies are randomly selected. Their lenghts were 110, 96, 125, and 136 minutes. Find a 95% confidence interval of the average of the lenghs of the movie.
What does this account reveal about the nature of slavery and how slavery affected southern society?
A sample of 25 their average life from the time they are fully charges to the time they are fully discharged is 170 minutes the sample standard deviation is 30 minutes. Test the claim that battery will last for three hours.
Which activity could probabilities be computed using a Binomial Distribution? a. Flipping a coin a 100 times
An investigation of past consumer surveys done by a company reveals that 2/3 of customers contacted respond to the survey. The marketing manager wants to do a new survey and plans to contact 198 customers
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