Suppose X is a normal random variable with mean muequals58 and standard deviation sigmaequals7. (a)...
Suppose X is a normal random variable with mean muequals58 and standard deviation sigmaequals7.
(a) Compute the z-value corresponding to Xequals49.
(b) Suppose the area under the standard normal curve to the left of the z-value found in part (a) is 0.0993. What is the area under the normal curve to the left of Xequals49?
(c) What is the area under the normal curve to the right of Xequals49?
(a) zequals nothing (Round to two decimal places as needed.)
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Suppose X is a normal random variable with mean muequals58 and
standard deviation sigmaequals7.
(a)...
Suppose X is a normal random variable with mean u = 50 and standard deviation o...
Suppose X is a normal random variable with mean u = 50 and standard deviation o = 11. (a) Compute the z-value corresponding to X = 36. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.1016. What is the area under the normal curve to the left of X = 36? (c) What is the area under the normal curve to the right of X = 36? (a)...
Suppose X is a normal random variable with mean p = 64 and standard deviation o=6....
Suppose X is a normal random variable with mean p = 64 and standard deviation o=6. (a) Compute the z-value corresponding to X = 56. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.0912. What is the area under the normal curve to the left of X= 56? (c) What is the area under the normal curve to the right of X= 56? (a) z= (Round to two...
Suppose X is a normal random variable with mean p = 49 and standard deviation o...
Suppose X is a normal random variable with mean p = 49 and standard deviation o = 8. (a) Compute the z-value corresponding to X = 37. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.0668. What is the area under the normal curve to the left of X = 37? (c) What is the area under the normal curve to the right of X = 37?
Suppose X is a normal random Variable with mean p = 46 and standard deviations 11...
Suppose X is a normal random Variable with mean p = 46 and standard deviations 11 (a) Compute the z-value corresponding to X = 30 (1) Suppose the area under the standard normal curve to the left of the value found in part(a) is 0.0729. What is the area under the normal curve to the left of X (c) What is the area under the normal curve to the right of X=30? 307 (Round to two decimal places as needed)
0.67 of 1 Point Question Help (2) 7.2 RA-1 Suppose X is a normal random variable...
0.67 of 1 Point Question Help (2) 7.2 RA-1 Suppose X is a normal random variable with mean j = 45 and standard deviation o= 11. (a) Compute the Z-value corresponding to X = 28. (b) Suppose the area under the standard normal curve to the left of the z-value found in part (a) is 0.0611. What is the area under the normal curve to the left of X= 28? (c) What is the area under the normal curve to...
Assume the random variable X is normally distributed with mean equal to 50 and standard deviation...
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...
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aring for Section 7.2 Introduction Objective 1 Objective Objective 1: Find and Interpret the Area under a Normal Curve 7.2 Applications of the Normal Distribution 7.2.RA-1 O of 1 Point Question Help Suppose X is a normal random variable with mean p = 47 and standard. deviation o= 11. (a) Compute the z-value corresponding to X = 35. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.1377 What...
Assume that the random variable X is normally distributed, with mean 60 and standard deviation -...
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...
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...
Suppose a random variable is normally distributed with a mean of 400 and a standard deviation...
Suppose a random variable is normally distributed with a mean of 400 and a standard deviation of 100. a)Draw a normal curve with the parameters labeled. b)Shade the region under the normal curve that represents the probability of observing a value of the random variable that is less than 600. c)Suppose the area under the normal curve below 600 is 0.9772. Provide two interpretations of this area.
Suppose X is a normal random variable with mean u = 50 and standard deviation o = 11. (a) Compute the z-value corresponding to X = 36. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.1016. What is the area under the normal curve to the left of X = 36? (c) What is the area under the normal curve to the right of X = 36? (a)...
Suppose X is a normal random variable with mean p = 64 and standard deviation o=6. (a) Compute the z-value corresponding to X = 56. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.0912. What is the area under the normal curve to the left of X= 56? (c) What is the area under the normal curve to the right of X= 56? (a) z= (Round to two...
Suppose X is a normal random variable with mean p = 49 and standard deviation o = 8. (a) Compute the z-value corresponding to X = 37. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.0668. What is the area under the normal curve to the left of X = 37? (c) What is the area under the normal curve to the right of X = 37?
Suppose X is a normal random Variable with mean p = 46 and standard deviations 11 (a) Compute the z-value corresponding to X = 30 (1) Suppose the area under the standard normal curve to the left of the value found in part(a) is 0.0729. What is the area under the normal curve to the left of X (c) What is the area under the normal curve to the right of X=30? 307 (Round to two decimal places as needed)
0.67 of 1 Point Question Help (2) 7.2 RA-1 Suppose X is a normal random variable with mean j = 45 and standard deviation o= 11. (a) Compute the Z-value corresponding to X = 28. (b) Suppose the area under the standard normal curve to the left of the z-value found in part (a) is 0.0611. What is the area under the normal curve to the left of X= 28? (c) What is the area under the normal curve to...
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...
aring for Section 7.2 Introduction Objective 1 Objective Objective 1: Find and Interpret the Area under a Normal Curve 7.2 Applications of the Normal Distribution 7.2.RA-1 O of 1 Point Question Help Suppose X is a normal random variable with mean p = 47 and standard. deviation o= 11. (a) Compute the z-value corresponding to X = 35. (b) Suppose the area under the standard normal curve to the left of the Z-value found in part (a) is 0.1377 What...
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...
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