Assume that a continuous random variable 𝑋 that is normally distributed with a mean of 100 and a standard deviation of 16. Find the probability that 𝑋 being a. greater than 50, b. less than 30
Assume that a continuous random variable 𝑋 that is normally distributed with a mean of 100 and a standard deviation of 16. Find the probability that 𝑋 being a) greater than 50, b)less than 30
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Assume that a continuous random variable 𝑋 that is normally distributed with a mean of 100 and a standard deviation of 16. Find the probability that 𝑋 being a. greater than 50, b. less than 30
6.33 Let x be a continuous random variable that is normally distributed with a mean of 25 and a standard deviation o...
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 mu equals 50 and standard deviation...
Assume the random variable x is normally distributed with mean mu equals 50 and standard deviation sigma equals 7. Find the indicated probability. Upper P left parenthesis x greater than 36 right parenthesis Upper P left parenthesis x greater than 36 right parenthesisequals (Round to four decimal places as? needed.)
Assume the random variable x is normally distributed with mean mu equals 50μ=50 and standard deviation...
Assume the random variable x is normally distributed with mean mu equals 50μ=50 and standard deviation sigma equals 7σ=7. Find the indicated probability. Upper P left parenthesis x greater than 35 right parenthesisP(x>35)
Assume the random variable x is normally distributed with mean u = 80 and standard deviation...
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 y = 50 and standard deviation...
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...
QUESTION 5 Mean and Standard Deviation. Assume that the random variable X is normally distributed, with...
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 the random variable x is normally distributed with mean μ=50 and standard deviation σ=7. Find...
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...
Assume the random variable x is normally distributed with mean μ=50 and standard deviation σ=7. Find the indicated probability. P (x>38)
A random variable is normally distributed with a mean of μ = 50 and a standard...
A random variable is normally distributed with a mean of μ = 50 and a standard deviation of σ = 5. What is the probability that the random variable will assume a value that is less than 40? Make sure your answer is between 0 and 1, round to four digits.
If the mean and the standard deviation of a continuous random variable that is normally distributed...
If the mean and the standard deviation of a continuous random variable that is normally distributed are 20 and 5, respectively, find an interval that contains 68% of the distribution. a. 18,24 b. 12,25 c. 10,30 d. 15,25
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 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 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...
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...
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