4-56. Assume that X is normally distributed with a mean of 5 and a standard deviation...
Question 35 Assume X is normally distributed with a mean of 6 and a standard deviation of 2. Determine the value for x that solves each of the following. Round the answers to 2 decimal places. a) P(X > x) = 0.5. b) Р(X > х) %3D 0.95. 2.71 c) P(x< X < 6) = 0.2. P( -x < X – 6 < x) = 0.95. d) e) P( -x < X - 6 < x) = 0.99 .
Assume X is normally distributed with a mean of 9 and a standard deviation of 2. Determine the value for x that solves each of the following. Round the answers to 2 decimal places. a) P(X > x) = 0.5. b) P(X > x) = 0.95. x= c) P(x < X < 9) = 0.2. x = i d) P(-x< X - 9 < x) = 0.95. x= i e) P(-x< X - 9 < x) = 0.99. x= i
Assume X is normally distributed with a mean of 7 and a standard deviation of 2. Determine the value for x that solves each of the following Round the answers to 2 decimal places. a) P(X >x) = 0.5 b) P(X > x) = 0.95
Assume X is normally distributed with a mean of 16 and a standard deviation of 5.5. Determine the value for x that solves each of the following. Round the answers to 2 decimal places.a) P(X>x)=0.5
(10pts) 2. Assume X is normally distributed with a mean of 5 and variance of 16. Determine the value of x that solves each of the following: P(x < X < 9) = 0.2 b) P(-x < X-5<x) = 0.99
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.)
QUESTION 5 Mean and Standard Deviation. Assume that the random variable X is normally distributed, with mean - 70 and standard deviation 8 16. Which of the following is the probability P(X <90)? (CHOOSE ONE ANSWER) (4 points) 0.8944 0.8849 0.1056 0.9015 QUESTION 6 Human Pregnancies. The lengths of pregnancies of humans are normally distributed with a mean of 268 days and a standard deviation of 15 days. Find the probability of a pregnancy lasting less than 250 days. (CHOOSE...
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)...
6) Assume X is a normally distributed random variable with mean μ= 53 and standard deviation σ-12. Find P(52<X< 62). A) 0.5137 B)0.4269 C) 0.3066 D) 0.2108 E) 0.3635
Assume the random variable x is normally distributed with mean=87 and standard deviation=5 . Find the indicated probability. P(x<83)