his Question: 10 pts 1 of 11 ( Suppose x is a normally distributed random variable...
2. Find each of the following probabilities. Suppose x is a normally distributed random variable with-11 and ơ a. P(x2 14.5) b. P(xs 10) c.P/12.26sxs 16.02) d. P(5.5sxs14.48) Click here to view a table of areas under the standardized normal curve. a. P/xz 14.5)-(Round to three decimal places as needed.)
Suppose x is a normally distributed random variable with 13 and Find each of the following probabilities Click here to view a table of areas under the standardized normal curve. a. P(x 2 14.5)-(Round to three decimal places as needed) b. P(x s11)=L 1 (Round to three decimal places as needed.) c. P(13 66ss 17.8)= ] (Round to three decimal places as needed) d. P(7.96 srs 15 44)= (Round to three decimal places as needed.) Enter your answer in each...
of the random variable x. Suppose x is a normally distributed random variable with u = 34 and 0 = 4. Find a value a. P(x 2 Xo)=5 b. P(X<Xo) = .025 c. P(x>x) = 10 d. P(x > Xo) = .95 Click here to view a table of areas under the standardized normal curve. a. Xo = (Round to the nearest hundredth as needed.)
Suppose x is a random variable best described by a uniform probability distrbution with c 10 and d 15. Complete parts a through f f(x)10 sxs 15 (Simplify your answers) b. Find the mean and standard deviation of x The mean is 125 Simplify your answer) The standard deviation is (Round to three decimal places as needed) P(u _ σ s x s μ + σ)-[ ] (Round to four decimal places as needed ) d. Find P(x> 12.01) P...
CI Assume the random variable x is normally distributed with mean probability 89 and standard deviation ơ 4 Find the indicated Px 83) P(x < 83) (Round to four decimal places as needed.) Enter your answer in the answer box imal p O Type here to search 图自3 e )
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 = 50 and standard deviation 0 - 9. Find the 12th percentile. The 12th percentile is 0 (Round to two decimal places as needed.) Find the Z-scores that separate the middle 67% of the distribution from the area in the tails of the standard normal distribution Click the loon to view a table of areas under the normal curve. The Z-scores are a (Use a comma to separate answers as...
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...
50 and standard deviation Assume the random variable X is normally distributed with mean probability shaded P(X>43) = 7. Compute the probably be sure to com m enc e Click the icon to view a table of areas under the normal curve. 43 50 P(X >43) - (Round to four decimal places as needed.) Click to select your answer(s).
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...