**Question 16**The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 39 liters and a standard deviation of 12.4 liters.**A) What is the probability that daily production is less than 61.6 liters?**_Answer:_ ____ (Round your answer to 4 decimal places.)**B) What is the probability that daily production is more than 75.7 liters?**_Answer:_ ____ (Round your answer to 4 decimal places.)

GivenMean(μ)=39standard deviation(σ)=12.4

Answered: The mean daily production of a herd of…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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After collecting the data, Maria finds that the employee turnover for a certain company is normally distributed with mean 14 employees and standard deviation 2 employees. What is the probability that in a randomly selected company, the employee turnover is less than 8 employees? Enter your answer as a percent rounded to 2 decimal places if necessary. Include the percent symbol % in your answer.
The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 30 liters, and standard deviation of 4.8 liters. A) What is the probability that daily production is less than 44.1 liters? (Round your answer to 4 decimal places.) B) What is the probability that daily production is more than 36.1 liters? (Round your answer to 4 decimal places.) Answers Answer
Assume that a root beer factory’s production is normally distributed with a mean of 100,000 gallons of root beer per day and a standard deviation of 25,000 gallons per day. Using the standard normal table, determine the probability that the factory produces more than 85,000 barrels of root beer in a given day. Round your answer to 4 decimal places
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The life of light bulbs is distributed normally. The standard deviation of the lifetime is 25 hours and the mean lifetime of a bulb is 550 Find the probability of a bulb lasting for at least 605 hours (round your answer to four decimal places)
Annual rainfall in an area is normally distributed with an average of 45 inches per year and a standard deviation of 8 inches. 1.What is the probability that the annual rainfall next year is less than 40 inches? 2 What is the probability that the annual rainfall next year is greater than 50 inches? 3 What is the probability that the annual rainfall is greater than 10 inches but less than or equal to 75 inches?
The heights of women are normally distributed with a mean of 63.6 inches and a standard deviation of 2.5 inches. (show all work)a) If an individual woman is randomly selected, what is the probability that she has a height between 63 and 65 inches?b) If 100 women are randomly selected, find the probability that they have a mean height greater than 64 inches.c) If 75 women are randomly selected, find the probability that they have a mean height less than 62.1 inches
The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 31 liters, and standard deviation of 2.1 liters.A) What is the probability that daily production is less than 33.7 liters?Answer= (Round your answer to 4 decimal places.)B) What is the probability that daily production is more than 33.7 liters?Answer= (Round your answer to 4 decimal places.)Warning: Do not use the Z Normal Tables...they may not be accurate enough since WAMAP may look for more accuracy than comes from the table.
The life of light bulbs is distributed normally. The standard deviation of the lifetime is 28 hours and the mean lifetime of a bulb is 580. Find the probability of a bulb lasting for at most 605 hours (Round your answer to four decimal places) CS Scanned with CamScanner 1
The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 39 liters, and standard deviation of 5.1 liters.B) What is the probability that daily production is more than 23.9 liters?Answer= (Round your answer to 4 decimal places.)
Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 200 feet and a standard deviation of 46 feet. Let X = distance in feet for a fly ball. If one fly ball is randomly chosen from this distribution, what is the probability that this ball traveled fewer than 180 feet? (Round your answer to four decimal places.)
a) Attendance at large exhibition shows in Denver averages about 8000 people per day, with standard deviation of about 475. Assume that the daily attendance figures follow a normal distribution. (Round your answers to four decimal places.) What is the probability that the daily attendance will be fewer than 7200 people? What is the probability that the daily attendance will be more than 8900 people? What is the probability that the daily attendance will be between 7200 and 8900 people? b) Most exhibition shows open in the morning and close in the late evening. A study of Saturday arrival times showed that the average arrival time was 3 hours and 48 minutes after the doors opened, and the standard deviation was estimated at about 56 minutes. Assume that the arrival times follow a normal distribution. At what time after the doors open will 92% of the people who are coming to the Saturday show have arrived? (Round your answer to the nearest number of minutes.) ____minutes after…

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