The random variable x is normally distributed with the mean u=56 and the standard deviation = 8.6. Find each probability.
a. Find the value of x that has 26.3% of the distribution's area to the right.
The random variable x is normally distributed with the mean u=56 and the standard deviation =...
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1) The random variable x is normally distributed with mean u = 18 and standard deviation 7.6. Find a) P(x > 20) b) P(0<x<5) c) Find the value of x that has 88.3% of the distribution's area to its left. d) Find the value of x that has 64.8% of the distribution's area to its right.
Assume the random variable x is normally distributed with mean u = 84 and standard deviation o =5 . Find the indicated probability P(70<x79) =
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)...
Assume the random variable x is normally distributed with mean u = 85 and standard deviation a = 5. Find the indicated probability. P(73<x<77) P(73<x<77) - (Round to four decimal places as needed.)
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 the random variable x is normally distributed with mean u = 80 and standard deviation ou 4. Find the indicated probability. P(67<x<73) P(67<x< 73)- (Round to four decimal places as needed.)
Assume the random variable x is normally distributed with mean y = 50 and standard deviation o=7. Find the indicated probability P(x > 40) P(x >40) - (Round to four decimal places as needed.) Assume the random variable x is normally distributed with mean = 88 and standard deviation o = 4. Find the indicated probability P(76<x<85) P(76<x<85)= (Round to four decimal places as needed.) Assume a member is selected at random from the population represented by the graph. Find...
Given that a random variable, x, is normally distributed with mean 10 and standard deviation 3, find: The z score with area 0.3 to the right of z. The associated x value with the z score of part a).
Assume the random variable x is normally distributed with mean u 84 and standard deviation o 5. Find the indicated probability. P(x< 81) P(x <81)(Round to four decimal places as needed.)