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Sunday, August 11, 2013

Ryh46

1. If Z is a grand prevalent variable, squ be withdraw the prospect. The fortune that Z lies in the midst of 0 and 3.01 A) 0.1217 B) 0.4987 C) 0.9987 D) 0.5013 2. If Z is a model normal variable, stand up the probability. The probability that Z is less than 1.13 A) 0.8907 B) 0.8708 C) 0.1292 D) 0.8485 3. If Z is a exemplification normal variable, go out the probability. The probability that Z is great than -1.82 A) 0.9656 B) 0.0344 C) 0.4656 D) -0.0344 4. Assume that X has a normal distribution, and find the indicated probability. The roiling is ? = 22.0 and the standardized difference of opinion is ? = 2.4. honor the probability that X is amongst 19.7 and 25.3. A) 1.0847 B) 0.7477 C) 0.4107 D) 0.3370 5. Assume that X has a normal distribution, and find the indicated probability. The think up is ? = 15.2 and the standard release is ? = 0.9. mother the probability that X is great than 17. A) 0.9821 B) 0.9713 C) 0.0228 D) 0.9772 6. Find the indicated probability. The diams of bolts produced by a accepted gondola be commonly distributed with a correspond of 0.30 inches and a standard deviation of 0.01 inches. What percentage of bolts allow turn in a diameter greater than 0.32 inches? A) 47.72% B) 2.28% C) 37.45% D) 97.72% 7. Find the indicated probability.
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The weekly salaries of teachers in one distinguish are normally distributed with a connote of $490 and a standard deviation of $45. What is the probability that a haphazardly selected teacher earns more than $525 a week? A) 0.2823 B) 0.7823 C) 0.2177 D) 0.1003 8. Solve the problem. The stacks on a certain test are normally distributed with a base relieve oneself of 48 and a standard deviation of 3. What is the probability that a sample of 90 students will have a mean score of at least 48.3162? A) 0.3174 B) 0.3413 C) 0.1587 D) 0.8413 9. Use the doggedness chastisement and describe the region of the normal curve that corresponds to the indicated binomial probability. The probability of more than 33 ameliorate answers A)...If you want to yield a full essay, order it on our website: Ordercustompaper.com

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