Extra PraWorksheFind the indicated probability using the standard normal distribution.Tables (foP(-2.53 PrasheThe monthly utility bills in a city are normally distributed, with a mean of $100 and a standard deviation of $13. Find the probability that a randomly selected utility bill isS (fo (a) less than $66, (b) between $81 and $100, and (c) more than $110.(a) The probability that a randomly selected utility bill is less than $66 isgnme (Round to four decimal places as needed.)deboc (b) The probability that a randomly selected utility bill is between $81 and $100 is(Round to four decimal places as needed.)ail(c) The probability that a randomly selected utility bill is more than $110 is.(Round to four decimal places as needed.)еxtccessiblesource"ools forMultimedEnter your answer in each of the answer boxes.MacBook AirGOFaFA%23346QERYDFGHKACVBcommandioncommand

P(-2.53<Z<0) = P(Z<0)-P(Z<-2.53) P(Z<0) = 0.5…

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Probability

Find the indicated probability using the standard normal distribution. P(-2.53

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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Estimation

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Question

Extra Pra
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Find the indicated probability using the standard normal distribution.
Tables (fo
P(-2.53 <z<0)
Click here to view page 1 of the standard normal table.
Click here to view page 2 of the standard normal table.
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The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard deviation of $13. Find the probability that a randomly selected utility bill is
S (fo (a) less than $66, (b) between $81 and $100, and (c) more than $110.
(a) The probability that a randomly selected utility bill is less than $66 is
gnme (Round to four decimal places as needed.)
deboc (b) The probability that a randomly selected utility bill is between $81 and $100 is
(Round to four decimal places as needed.)
ail
(c) The probability that a randomly selected utility bill is more than $110 is.
(Round to four decimal places as needed.)
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