Data are uniformly distributed between the values of 6 and 14.Determine the value of f (x).What is the mean and standard deviation of this distribution? What is the probability of randomly selecting a value greater than 11? What is the probability of randomly selecting a value between 7 and 12?
Answer to relevant QuestionsAssume a normal distribution and find the following probabilities.a. P(x < 21 | µ = 25 and σ = 4)b. P(x ≥ 77 | µ = 50 and σ = 9)c. P(x > 47 | µ = 50 and σ = 6)d. P(13 < x < 29 | µ = 23 and σ = 4)e. P(x ≥ 105 | µ ...An entrepreneur opened a small hardware store in a strip mall. During the first few weeks, business was slow, with the store averaging only one customer every 20 minutes in the morning. Assume that the random arrival of ...The U.S. Bureau of Economic Statistics reports that the average annual salary in the metropolitan Boston area is $50,542. Suppose annual salaries in the metropolitan Boston area are normally distributed with a standard ...Coastal businesses along the Gulf of Mexico from Texas to Florida worry about the threat of hurricanes during the season from June through October. Businesses become especially nervous when hurricanes enter the Gulf of ...Suppose the Minitab output shown here represents the analysis of the length of home-use cell phone calls in terms of minutes. Describe the distribution of cell phone call lengths and interpret the meaning of the probability ...
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