Question: Suppose that the sick leave taken by the typical worker
Suppose that the sick leave taken by the typical worker per year has μ = 10, σ = 2, measured in days. A firm has n = 20 employees. Assuming independence, how many sick days should the firm budget if the financial officer wants the probability of exceeding the number of days budgeted to be less than 20%?
Answer to relevant QuestionsLet Y = X1 + X2 + · · · + X15 be the sum of a random sample of size 15 from the distribution whose pdf is f(x) = (3/2)X2, −1 < x < 1. Using the pdf of Y, we find that P(−0.3 ≤ Y ≤ 1.5) = 0.22788. Use the central ...If X is b(100,0.1), find the approximate value of P(12 ≤ X ≤ 14), using (a) The normal approximation. (b) The Poisson approximation. (c) The binomial. A candy maker produces mints that have a label weight of 20.4 grams. Assume that the distribution of the weights of these mints is N(21.37, 0.16). (a) Let denote the weight of a single mint selected at random from the ...6 .1 - 6 . An insurance company experienced the following mobile home losses in 10,000’s of dollars for 50 catastrophic events: (a) Using class boundaries 0.5, 5.5, 17.5, 38.5, 163.5, and 549.5, group these data into five ...Let X equal the forced vital capacity (the volume of air a person can expel from his or her lungs) of a male freshman. Seventeen observations of X, which have been ordered, are (a) Find the median, the first quartile, and ...
Post your question