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A large manufacturing firm tests job applicants who recently graduated from college. The test scores are normally distributed with a mean of 500 and a standard deviation of 50. Management is considering placing a new hire in an upper level management position if the person scores in the upper 6 percent of the distribution. What is the lowest score a college graduate must earn to qualify for a responsible position?
A) 50
B) 625
C) 460
D) 578
Twenty defective products are found after a long working day. What is the probability that all the defective products can be reworked?
What is the difference between a normal distribution and a standard normal distribution? What is the purpose of using a standard normal distribution instead of the normal distribution?
Q2 is dummy variable equal to 1 in second quarter and 0 otherwise; and Q3 is final dummy variable equal to 1 in third quarter and 0 otherwise. Determine the Base Quarter?
question 1anbsp explain following terms-nbsp inbsp distinct random
The average labor charge for automobile mechanics is $54 per hour. The standard deviation is $4. Using Chebyshev's theorem, find the percentage of data values that will fall in the range of $48 to $60.
Find the discrete probability distribution for the random variable X and compute the corresponding mean and standard deviation.
Critically discuss how someone may use measures of central tendency, variation, or position in their home, school, or workplace.
If we are dealing with non-normal data we use Chebychev's Theorem. While not as precise, it does provide some level of utility. If we use Chebychev
A company's headquarters is located in downtown Chicago. The company is interested to know the mean driving time of its employees if they require their employees to start working at 6:00 am. Fifty employees are randomly sampled over four weeks and..
Determine the 90% confidence interval for average days worked by employees in all payroll departments?
A customer from Cavallaro's Fruit Stand picks a sample of 5 oranges at random from a crate containing 80 oranges, of which 6 are rotten. What is the probability that the sample contains 1 or more rotten oranges? (Round your answer to three decimal..
To test whether the significant difference between two proportion test using large sample test.
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