A lawyer commutes daily from his home to his office. The average time for aone-way trip is 24 minutes, with a standard deviation of 3.8 minutes. Assumethe distribution of trip times to be normally distributed. If the office opens at 9:00A.M. and he leaves his house at 8:40 A.M. daily, what percentage of the time ishe late for work?Ans is Blank 1Blank 1 Add your answer=U

Answered: Image /qna-images/answer/7954a76d-5740-49f7-9b6a-7ea06379e60f.jpg

Answered: A lawyer commutes daily from his home…

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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Assume that the mathematics scores on the SAT are normally distributed with a mean of 500 and a standard deviation of 100. What percent of students who took the test have a mathematics Score below 560? Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table.0 What percent of students who took the test have a mathematics score below 560? % (Round to two decimal places as needed.) rary SS ions Clear all Check answer Get more help - e here to search
The mean time taken by all participants to run a road race was found to be 155 minutes with a standard deviation of 15 minutes. Using Chebyshev's theorem, find the percentage of runners who ran this road race in 125 to 185 minutes.Round your answer to the nearest integer.Enter your answer in accordance to the question statement %
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The average driver spends $54 at the gas station each week with a standard deviation of $8. Assuming that the amount a driver spends on gas follows a normal distribution, solve for the percentage of drivers who spend: 1. More than $40? 2. Less than $30? 3. Between $30 and $40
The amount of snowfall falling in a certain mountain range is normally distributed with a mean of 80 inches,, and a standard deviation of 10 inches. What is the probability that the men annual snowfall during 25 randomly picked years will exceed 82.8 inches? Draw a picture. Show z calculation. Use Table A-2.
Use the magnitudes (Richter scale) of the 120 earthquakes listed in the accompanying data table. Use technology to find the range, variance, and standard deviation. If another value, 8.00, is added to those listed in the data set, do the measures of variation change much? Click the icon to view the table of magnitudes. Magnitudes Without the extra data value, the range is (Type an integer or decimal rounded to three decimal places as needed.) 3.28 2.82 2.83 1.96 1.70 2.55 O 2.45 3.40 3.95 1.59 2.91 1.63 2.53 2.42 2.97 2.93 3.99 2.54 2.43 1.83 2.17 2.35 2.00 3.01 2.80 3.86 2.93 2.08 1.86 2.35 2.38 3.45 3.43 1.55 2.54 1.49 2.19 3.09 2.28 3.25 1.98 1.91 2.42 2.95 2.14 2.33 2.56 2.89 1.48 1.91 2.68 1.81 3.65 2.70 1.45 3.61 3.14 2.57 1.51 1.41 2.83 2.87 2.18 1.67 3.21 1.39 1.75 2.35 1.14 2.36 2.48 1.79 2.00 3.03 1.94 2.42 1.86 2.25 2.33 3.17 4.01 2.08 1.49 2.31 2.33 2.56 2.59 2.21 2.75 2.45 2.73 3.58 2.81 2.80 3.25 1.76 4.68 3.23 2.38 2.00 3.83 2.39 2.85 3.38 2.69 2.31 2.83 2.78 2.43 2.34…
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The state and will spend 15 hours average a week and class and the standard deviation is 2 hours what percentage of students spend less than 12 hours in class
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Dianne has a choice of two routes to drive to work. She timed her journey along each route on several occasions and the times in minutes are given below:Town route: 15, 16, 20, 28, 21Country route: 19, 21, 20, 22, 18(i) Calculate the mean and standard deviation (to one d. p.) of each set of journey times.(ii) Which route would you recommend? Give a reason.

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