Side-by-SideSuppose the number of rides that a visitor enjoys at DisneyWorld during a day is a random variable with theFind the probability that the number of rides for a randomlyselected Disney World visitor is less than 1 standardprobability distribution given in the table.deviation above the mean.5 6 7 8 9 10 11 12(Use decimal notation. Give your answer to twop(x)0.040.07 0.09 0.120.200.300.13 0.05decimal places.)probability: Suppose the number of rides that a visitor enjoys at DisneyFind the probability that the number of rides for a randomlyselected Disney World visitor is within 1 standard deviationWorld during a day is a random variable with theprobability distribution given in the table.of the mean.5 6 7 8 9 10 11 12(Use decimal notation. Give your answer to twoP(x)0.040.07 0.090.120.200.300.13 0.05decimal places.)probability:

Formulae : Mean : μ = ∑xp(x) Standard deviation : σ = ∑(x-μ)2P(x)

Answered: Suppose the number of rides that a…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The time spent waiting in the line is approximately normally distributed. The mean waiting time is 4 minutes and the variance of the waiting time is 1. Find the probability that a person will wait for more than 5 minutes. Round your answer to four decimal places.
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A reference states that average daily high temperature in June in a particular city is 86°F with a standard deviation of 7, and it can be assumed that they to follow a normal distribution. We use the following equation to convert "F (Fahrenheit) to "C(Celsius) C-(F-32)=² (a) Write the probability model for the distribution of temperature in C in June in this city. (Round your standard deviation to four decimal places) ~~-[ (b) What is the probability of observing a 31°C (which roughly corresponds to 87.) temperature or higher a a randemily selected day in June in this city? Calculate using the "C model from part (a). (Round your answer to four decimal places.) (c) The probability of observing a 67.8°F temperature or higher on a randomly selected day in June this city is approximately 0.3983, Did you get the same answer or a different answer in part (b)? Are you surprised? Explain. Both sets of calculations produced approximately the same answer which isn't surprising since once we…
A collection of medical scores is Normal with Mean of 50 and Standard Deviation of 10; that is N(50, 10). Bertha’s score is 47.56 and Biff’s score is 56.82. What is the probability that a randomly selected score will be greater that Bertha’s and less than Biff’s? Your answer should be correct to 4 places after the decimal point. ________________
The life of light bulbs is distributed normally. The variance of the lifetime is 900 and the mean lifetime of a bulb is 550 hours. Find the probability of a bulb lasting for at least 583 hours. Round your answer to four decimal places
Assume that adults have IQ scores that are normally distributed with a mean of u= 100 and a standard deviation o = 15. Find the probability that a randomly selected adult has an IQ less than 118. Click to view page 1 of the table Click to view page 2 of the table The probability that a randomly selected adult has an IQ less than 118 is (Type an integer or decimal rounded to four decimal places as needed.)
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Two (not necessarily fair) four-sided dice are thrown, and the results added. The chart gives the probability of each outcome. X 2 3 4 5 6 7 8 P(X) .0625 .125 .1875 .25 .1875 .125 .0625 Find the mean and standard deviation for the probability distribution.
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.
The time spent waiting in the line is approximately normally distributed. The mean waiting time is 6 minutes and the variance of the waiting time is 1. Find the probability that a person will walt for less than 7 minutes. Round your answer to four decimal places. Answer esc If you would like to look up the value in a table, select the table you want to view, then either click the cell at the intersection of the row and column or use the arrow keys to find the appropriate cell in the table and select it using the Space key. 1 hp angle. q a Z F @ 2 W S 320 3 e d C $ 4 r f % 5 V t g Normal Table - to-z Normal Table - to z 6 O Oll b y hp h & 7 O n u J - * 8 N O i m 9 k * O : Tables ctrl Keypa Keyboard Shortc Submit Answer { D + = ? Oct 27 11 } 5:21 8 back 1 USE YOUR SMARTIN Reviews - Videog Spass Sun
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