Determine the folloing probabilities
Let X be N (μ=25,σ^2=16). Determine the folloing probabilities:
a) P(X>23);
b) P(IX-5I
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A researcher claims that the average age of people who buy theatre tickets is 43. A sample of 30 is selected and their ages are recorded as shown below. The standard deviation is 6. At a = 0.01 is there enough evidence to reject the researcher's c
Three balls are divided between two containers. During each period a ball is randomly chosen and switched to the other container. If container 1 contains one ball, What is the probability that it takes me exactly three periods to have container 1 f
Ti+4 ions (radius= 0.064 nm, atomic wt = 47.90) at the center of the cube. Using this information calculate the density of CaTiO3 in grams per cm3.
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The inlet to the turbofan has an area of 53.3 ft^2. The inlet air density is 0.075 lbm/ft^3 (a) calculate the exit velocity in f t/s. (b) Calculate the inlet velocity to the fan assuming constant density.
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Astudent spots an unknown sample on a TLC plate and develops it in adichlormethane solvent. Only one spot develops with an RF value of 0.95. This single test does not verify that the unknown substanceis pure.
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With in-text citations and references, explain the key components necessary for the success of public health infrastructure.
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