Probabilities of getting
The probabilities of getting 0,1,2,3,4 or 5 heads in five flips of a balanced coin are 1/32, 5/32, 10/32,10/32, 5/32, 1/32 respectively. Find the mean and the variance of theis probability distribution.
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Join two radial edges of remaining portion of paper to form the cone with radius r and height h. Find length of arc will produce the cone with the volume greater than 21 in.3.
We considered the random sample of 14 joint specimens of specific kind gave a sample mean proportional limit stress of 8.48 MPa and a sample standard deviation of .79 MPa.
Assume three dierent engineers studied true mean stopping distances at 50 mph for cars of certain kind equipped with two dierent braking systems (each took random samples of different sizes). Supposing that σ1 = σ2, and that braking
Determine the proportion of female college students whose height is greater than 69 inches. Determine the proportion of female college students whose height is no more than 69 inches.
Determine the function which models weekly profit in terms of price per feeder. Consider x be price per feeder and P(x) be profit.
Suppose that the distribution of the maximum output of moisture for both brands is normally distributed, and that variability in maximum output of moisture is the same for both brands (i.e. σ1 = σ2). Employ the ve-step format to test
At lift off space shuttle discovery had the constant acceleration, a, of 16.4 ft/sec2. Find distance from earth for every interval, t, after liftoff.
Which of the following would be employed if a statistical process control method is employed to find out whether the desired quality level is being?
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