The salaries of professional male dancers are normally distributed with a mean of $32,000 and a standard deviation of $3,000. What is the probability a randomly selected professional male dancer makes more than $36,000?
The salaries of professional male dancers are normally distributed with a mean of $32,000 and a...
The weekly salaries of teachers in one state are normally distributed with a mean of 560.0 dollars and a standard deviation of 39.0 dollars. What is the probability that a randomly selected teacher earns more than 605.0 a week? My answer, B, is not correct. The weekly salaries of teachers in one state are normally distributed with a mean of 560.0 dollars and a standard deviation of 39.0 dollars. What is the probability that a randomly selected teacher earns more...
kly salaries of teachers in one state are normally distributed with a mean of $490 and a standard deviation of $45. What is the probability that a randomly selected teacher earns more than $525 a week? A) 0.2823 B) 0217 C) 0.7823 D) 0.1003
Assume that the salaries of elementary school teachers in the United States are normally distributed with a mean of $32,000 and a standard deviation of $3000. If 100 teachers are randomly selected, find the probability that their mean salary is greater than $32,500.
The salaries of the employees of a corporation are normally distributed with a mean of $25,000 and a standard deviation of $5,000. a. What is the probability that a randomly selected employee will have a starting salary of at least $31,000? b. What percentage of employees has salaries of less than $12,200? c. What are the minimum and the maximum salaries of the middle 95% of the employees? d. If sixty-eight of the employees have incomes of at least $35,600,...
Adult male height is normally distributed with a mean of 69.5 inches and a standard deviation of 2.33 inches. If an adult male is randomly selected, what is the probability that the adult male has a height between 67 and 70.7 inches? Round your final answer to four decimal places.
1) 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. 2) 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 more than 300 days. 3) An airline knows from experience that the distribution of the number...
a) Suppose that the weight of the adult male wombat is normally distributed with mean 8,6 pounds and standard deviation 1.1 pounds. What is the probability that a randomly selected adult male wombat will weigh at least 9.5 lbs? Rounded to the nearest.01 pound, what is the 85th percentile of adult male wombat weight? A sample of 50 wombats is chosen. What is the probability that its mean is less than 8.3 pounds? To conduct a new study to find...
1. Suppose that the data concerning the first-year salaries of recent graduates is normally distributed with the population mean -S60000 and the population standard deviation ơ S15000. (20 points) Find the probability of a randomly selected recent graduate earning less than $45000 annually Find the probability of randomly selecting a recent graduate that makes more than S80000 a year, given the same normal distribution. Find the range of annual salaries of the top 15% earners, given the same distribution of...
7. (4 points) Salaries of nurses in southern California are normally distributed with a mean of $6250 and a standard deviation of $250. What is the probability that the salary of one randomly selected nurse is below $6150 or above $6350 a month? 7.
Suppose that the weights of adult males are normally distributed with a mean of 172 lbs and a standard deviation of 29 lbs. What is the probability that one randomly selected adult male will weigh more than 180 lbs? Select one: a. 0.084 b. 0.39 c. 0.61 d. 0.916