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For the binomial distribution, do the following:
a. Give the conditions necessary for the binomial distribution to apply to a random variable.
b. Give the general formula for the probability of r successes in n trials.
c. Give the probability mass function for Bi(10, 0.40).
d. For the distribution in c, determine the probability of no more than four successes.
a peony plant with red petals was crossed with another plant having streaky petals. a geneticist states that 75 of the
Give null and alternative hypotheses for this test in symbolic form.
Use Chebyshev's theorem to find what percent of the values will fall between 120 and 150 for a data set with mean of 135 and standard deviation of 7.5
By using this data and incorporating seasonal effects, predict quarterly turnover for 2010.
What are the advantages and disadvantages of each? Explain how the empirical rule help explain the ways in which the values in a set of numerical data cluster and distribute?
A researcher investigating sex role stereotypes and occupational aspirations drew a random sample of 125 female university students.
a recent study of 50 self service gasoline stations in the greater cincinnati northern kentucky metropolitan area
a sample of 81 account balance of a credit company showed and average balance of 1200 with a standard deviation of 126.
If 485 out of the next 500 orders are processed on the same day, would this prove that they are exceeding their goal, using α = .025?
If the standard deviation is $89.46, find the probability that a randomly selected customer spends between $550.67 and $836.94.
A market researcher of a trucking company intends to carry out a state wide survey concerning truck repairs. He gathered data on the costs of all repairs performed by a truck owner during the last year.
a concern to public health officials is whether a concentration of lead in the paint of older homes may have an effect
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