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In each of the following cases, determine whether the variable of interest has a binomial distribution. If it does, give the values of the parameters n and p. If it doesn't, explain why not. (a) You are dealt a five-card poker hand. X = the number of Diamonds in your hand. (b) You randomly select one card from each of ten different decks of playing cards. X = number of Clubs selected. (c) Heights of females in some population follow a normal distribution with a mean of 65 inches and standard deviation of 1.5 inches. We take a random sample of three women. X = number of women in the sample shorter than 64 inches. (d) A multiple choice exam has 30 questions with choices (A, B, C, D and E). An unprepared student guess all of the answers. X = the number of answers he gets correct. (e) A basketball players makes three quarters of his free throw attempts. Assume that all of his free throw attempts are independent. A player takes 300 free throw attempts in year. X = the number of free throw attempts made.
Coal is carried from a mine in West Virginia to a power plant in New York in hopper cars on a long train. The automatic hopper car loader is set to put 53 tons of coal into each car. The actual weights of coal loaded into each car are normally ..
The distribution of scores was approximately bell
Standard normal distribution: finding the probability that a randomly selected cell phone bill is between 60 and $83?
What test or tests would you use to rule out chance from causing the apparent differences in these data and is there a significant correlation?
Compare it with the probability distribution of Binomia
State the null hypothesis. Calculate the difference between the proportions or means. Calculate the standard' error of the difference in proportions or means.
The symmetric approximation and Monte Carlo risk approaches
1. unemploymenta. suppose that 98 million people work and 5 million seek work. what is the unemployment rate?b. now
statistics1 an electronics company is about to launch a new product. if the serial number for eachnbsp piece produced
Run the Wilcoxon rank-sum test to show whether there is a statistically significant difference between the mortality rates of children under the age of five years of the regions
Using the five steps of hypothesis testing
What would be the appropriate statistical procedure to test the following hypothesis: "Triglyceride values are a good predictor of weight in obese adults." What are the functions of parametric statistical procedures?
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