Random variable X is normally distributed with mean 10 and standard deviation 2
Assume that the random variable X is normally distributed, with mean is 110 and standard deviation is 10. Compute the probability P(X > 118).
A random variable X is normally distributed with a mean of 2 and a standard deviation of 1.4. Calculate the point c such that P ( X ≥ c ) = 0.5.
Assume that the random variable X is normally distributed, with mean and standard deviation Compute the probability P(17 < X < 65).
Assume the random variable X is normally distributed with mean is 52 and the standard deviation is 10. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(X>42) Use the standard normal distribution table.
6.33 Let x be a continuous random variable that is normally distributed with a mean of 25 and a standard deviation of 6. Find the probability that x assumes a value a. between 28 and 34 b. between 20 and 35 6.34 Let x be a continuous random variable that has a normal distribution with a mean of 30 and a stan- dard deviation of 2. Find the probability that x assumes a value a. between 29 and 35 b....
assume that the random variable x is normally distributed with mean 51 and standard deviation 11 ut the random variable is may buted with mean 51 and standard deviation 11. Compute the probability. Be sure to draw a normal curve with the coming Which of the shaded regions corresponds to POX 4112 DB ос ST PX41-
Assume the random variable X is normally distributed with mean equal to 50 and standard deviation of 7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(35<x<58) Assume the random variable X is normally distributed with mean u = 50 and standard deviation o= 7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(35<X<58) Click the icon to view a...
Assume the random variable X is normally distributed, with mean = 56 and standard deviation = 9. Find the 11th percentile The 11th percentile is I (Round to two decimal places as needed.)
Assume that the random variable X is normally distributed, with mean 60 and standard deviation - 14. Compute the probability P156X565) Be sure to draw a normal curve the corresponding to the probability shaded Click here to view the standard normal distribution table (page 1) Click here to view the standard normaltaistribution table (page 21 Draw a normal curve with the area corresponding to the probability shaded. Choose the correct graph below ОА ОВ. Ос. OD 5606 The probability P(56<X266)...
2. Suppose X is a normally distributed random variable with a mean of 85 and a standard deviation of 5. Obtain the following probabilities. (a) P(80 < X < 86.5). [2 marks] (b) P(X> 76). [2 marks] (c) P(X< 87.8). [3 marks] (d) Find b such that P(X<b) = 0.7704 [3 marks]