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Write a set of seven numbers with a mean of 50 and a standard deviation of 0. Is there more than one possible set of numbers? Explain.
an experiment consists of choosing a subset from a fixed number of objects where the arrangementorder of the chosen
a study showed that 110 of 200 people say that their major source of news is tv. if the confidence interval is between
U.S Census data show that 14% of the consumer population is 18 to 24 years old. Given the consumer is 18 to 24 years old, what is the probability that the consumer use a plastic card?
Obtain the z-score and T-score for EACH student. Show your calculations. Who did better on the test? How many standard deviation units is each score from the mean?
Find a value of the standard normal random variable cutting off an area of 0.685 to its left.- Find a value of the standard normal random variable cutting off an area of 0.50 to its right.
in a simple random sample of 36 families in a certain country you find that sample mean income to be 9500 with a sample
to monitor uniformity of thickness what type of control chart do you
How to do multiple regression using Excel and the Megastat plugin. Students are given step-by-step instructions on how to use the MegaStat plugin for Excel and told why Excel's Data Analysis Toolpak isn't reliable for rigorous statistical analysis..
BMI in children is approximately normally distributed with a mean of 24.5 and a standard deviation of 6.2. A BMI between 25 and 30 is considered overweight. What proportion of children are overweight?
the amount spent on their first visit is approximately normal, what is the shape of the sampling distribution of the sample mean that will be used to create the desired confidence interval for μ?
the route used by a certain motorist in commuting to work contains two intersections with traffic signals. the
a restaurant has five entrees seven main courses and 10 deserts. in how many ways can you select two dishes on the
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