The starting salaries of individuals with an MBA degree are
1. What is the probability that an individual with an MBA degree has a starting salary less that $29,750. (Round answer to 4 decimal places)
2. What is the probability that an individual with an MBA degree has a starting salary more than $47,700. (Round answer to 4 decimal places)
3. What is the probability that an individual with an MBA degree has a starting salary between $33,850 and $46,150. (Round answer to 4 decimal places)
4. 7.35% of individuals with an MBA degree have a starting salary less than what value? (include $ sign)
Trending nowThis is a popular solution!
Step by stepSolved in 4 steps with 4 images
- Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 38 miles per day. The mileage per day is distributed normally. Find the probability that a truck drives at least 141 miles in a day. Round your answer to four decimal places.arrow_forwardPlease explain. Thanks.arrow_forwardEspañol The producer of a weight-loss pill advertises that people who use the pill lose, after one week, an average (mean) of 1.85 pounds with a standard deviation of 0.95 pounds. In a recent study, a group of 55 people who used this pill were interviewed. The study revealed that these people lost a mean of 1.9 pounds after one week. If the producer's claim is correct, what is the probability that the mean weight loss after one week on this pill for a random sample of 55 individuals will be 1.9 pounds or more? Carry your intermediate computations to at least four decimal places. Round your answer to at least three decimal places. X S ?arrow_forward
- Warehouse worker productivity is normally distributed. Stephanie produces on average 75 units per day with a standard deviation of 20. Tim produces on average 70 units per day with a standard deviation of 25. What is the probability that over 5 working days, on average Stephanie will out produce Tim by at least one unit per day? Round the final answer to four decimal places.arrow_forwardJA researcher takes an SRS of 80 people who go golfing.The average to be u52 years old. It was also determined that the standard deviation of cac ot golfers was la What is the probability that the sample mean is kss. than 47 years old? age of all golferswas determined years.arrow_forwardIn the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 53.3 inches, and standard deviation of 2.2 inches.What is the probability that the height of a randomly chosen child is between 51.3 and 57.1 inches? Do not round until you get your your final answer, and then round to 3 decimal places.Answer=___________ (Round your answer to 3 decimal places.)arrow_forward
- Cody took his first physics exam and scored an 80. The population mean for this exam is 70, and the standard deviation is 5. What is the probability of selecting a person with a score greater than Cody’s?arrow_forwardThe mean of a normal probability distribution is 120 the standard deviation is 10. About what percent of the observations lie between 110 and 130arrow_forwardThe NJ Department of Health has reported the average life span of NJ residents is 81 years. If the standard deviation is σ = 4 years, what is the probability of a person living to at least 92 years of age?arrow_forward
- Business Weekly conducted a survey of graduates from 30 top MBA programs. On the basis of the survey, assume the mean annual salary for graduates 10 years after graduation is $136,000. Assume the standard deviation is $39,000. Suppose you take a simple random sample of 9 graduates. Round all answers to four decimal places if necessary.arrow_forwardTrucks in a delivery fleet travel a mean of 8080 miles per day with a standard deviation of 3737 miles per day. The mileage per day is distributed normally. Find the probability that a truck drives less than 150150 miles in a day. Round your answer to four decimal places.arrow_forwardSalaries for teachers in a particular elementary school district are normally distributed with a mean of $41,000 and a standard deviation of $6,200. We randomly survey ten teachers from that district. 1.Find the probability that the teachers earn a total of over $400,000. (Round your answer to four decimal places.) 2.Find the 70th percentile for an individual teacher's salary. (Round your answer to the nearest whole number.)arrow_forward
- A First Course in Probability (10th Edition)ProbabilityISBN:9780134753119Author:Sheldon RossPublisher:PEARSON