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Question: 1. Lifetime of an inexpensive video card for a PC, in months, denoted by the random variable X, is gamma distributed with ß = 4 and θ = 1/16. What is the probability that the card will last for at least 2 years?
2. Demand for an item follows normal distribution with a mean of 50 units and a standard deviation of 7 units. Determine the probabilities of demand exceeding 45, 55, and 65 units.
the length and width of the base of a rectangular prism are 5.5cm & 3 cm .. the height of the prism is 6.75cm. find the exact value of the surface of the area of the prism in square centimeters.
Moe and Joe flip a slightly unbalanced coin until the one or the other loses all his money. On a single flip Joe wins with probability .49. Joe starts with $8 and Moe start with $4.
A function involving the hyperbolic cosine that passes through the point (1, 3).
Use the following information to answer the next three exercises: A Lake Tahoe Community College instructor is interested in the mean number of days Lake Tahoe Community College math students are absent from class during a quarter.
In the Department of Education at UR University, student records suggest that the population of students spends an average of 5.10 hours per week playing organized sports. The population's standard deviation is 2.00 hours per week.
Math 230 : Probability & Statistics II Test the hypothesis that female students who participate in college athletics are taller than other female students.
A club consists of 16 men and 19 women. In how many ways can they choose a president, vice president, treasurer, and secretary, along with an advisory committee of six people?
a man is walking along a straight road. he notices the top of a tower subtending an angle a 60 deg with the ground
At what points of the curve x = a(t - sint), y = a(1 -cost), z = 4acos(t/2) does the radius of curvature take its local maximum?
real-life applications of binomial distribution note please respond to one 1 of the following two 2 bulleted
Suppose that f and g are continuous functions and (integral sign) from 2 - 0 of f(x) dx = 5 and (integral sign) from 2-0 of g(x) dx = 13. Compute the following.
A home-based company produces both hand-knitted scarves and sweaters. The scarves take 2 hours of labor to produce, and the sweaters take 14 hours.
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