Assume the random variable X is normally distributed with mean μ=50 and standard deviation σ=77. Find the 89th percentile.
We have X as normally distributed with mean μ=50 and standard deviation σ=77. So,
We have to find c such that
So, 89th percentile is 144.4427.
Assume the random variable X is normally distributed with mean μ=50 and standard deviation σ=77. Find...
Assume the random variable X is normally distributed with mean μ=50 and standard deviation σ=7. Find the 96th percentile. The 96th percentile is _______
Assume the random variable X is normally distributed with mean μ= 50 and standard deviation σ=7. Find the 80th percentile.The 80th percentile is _______ (Round to two decimal places as needed.)
Assume the random variable X is normally distributed, with mean μ=46 and standard deviation σ=66. Find the 10th percentile
Assume the random variable x is normally distributed with mean μ=50 and standard deviation σ=7. Find the indicated probability. P(x>34)
Assume the random variable x is normally distributed with mean μ=50 and standard deviation σ=7. Find the indicated probability. P (x>38)
Assume the random variable X is normally distributed, with mean μ-41 and standard deviation σ 7. Find the 15th percentile. The 15th percentile is (Round to two decimal places as needed.)
Assume the random variable X is normally distributed with mean μ= 50 and standard deviation σ 7. Find the 87th percentile. The 87th percentlie is Round to two decimal places as needed.) The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips (a) What is the probability that a randomly selected bag contains between 1100 and 1400 chocolate chips, inclusive? (b) What...
Assume the random variable x is normally distributed with mean μ=88 and standard deviation σ=4. Find the indicated probability. P(78<x<82)
Assume the random variable X is normally distributed with mean μ=50 and standard deviation σ=7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(X>38)=________ (Round to four decimal places as needed.)
Assume the random variable x is normally distributed with mean μ=82 and standard deviation σ=44. Find the indicated probability. P(x<79 ) P(xl<79 )=______ (Round to four decimal places as needed.)