Assume the random variable X is normally distributed, with mean = 50 and standard deviation 0...
1.2. Assume the random variable X is normally distributed, with mean 40 and standard deviation 4. Find the 12th percentile The 12th percentile is (Round to two decimal places as needed) ments Guide oduction Enter your answer in the answer box and then click Check Answer Review/Exam All parts showing 011 # SA W OONITU
Find the Z-scores that separate the middle 53% of the distribution from the area in the tails of the standard normal distribution Click the icon to view a table of areas under the normal curve The Z-scores are (Use a comma to separato answers as needed. Round to two decimal places as needed)
Assume the random variable X is normally distributed with mean u = 50 and standard deviation o=7. Find the 67th percentile. The 67th percentile is (Round to two decimal places as needed.)
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 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 = 80 and standard deviation c=5. Find the indicated probability. P(65<x< 73) P(65<x< 73)=0 (Round to four decimal places as needed.) X 5.2.17 Use the normal distribution of SAT critical reading scores for which the mean is 507 and the standard deviation is 122. Assume the vari (a) What percent of the SAT verbal scores are less than 550? (b) If 1000 SAT verbal scores are randomly selected, about...
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 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 u = 44 and standard deviation o =9. Find the 13th percentile. The 13th percentile is (Round to two decimal places as needed.)
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).