Suppose that the length of long distance phone calls, measured in minutes, is known to have an exponential distribution with the average length of a call equal to $10 minutes. a. The lambda of this distribution is 0.1 b. The probability that the length of a phone call is longer than 12 is P(x 2 12) = | 0.3011942 c. The probability that the length of a phone call is shorter than 5 is P(x s 5) = | 0.3934693 d. The probability that the length of a phone call is between 8 and 14 is P(8 s x s 14) = 0.20273 e. The 86th percentile is a phone call that lasts | minutes. Enter an integer or decimal pumber accurate to at least 4 decimal pla

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Topic Video
Question

part E please and double check ur answer im sick and tired of getting wrong answers ive wasted 7 questions already on this same thing

Suppose that the length of long distance phone calls, measured in minutes, is known to have an
exponential distribution with the average length of a call equal to $10 minutes.
a. The lambda of this distribution is 0.1
b. The probability that the length of a phone call is longer than 12 is P(x 2 12) = 0.3011942' .
c. The probability that the length of a phone call is shorter than 5 is P(x s 5) = 0.3934693 v
d. The probability that the length of a phone call is between 8 and 14 is P(8 s x s 14) =
0.20273
e. The 86th percentile is a phone call that lasts||
minutes.
Enter an integer or decimal number, accurate to at least 4 decimal plac
Transcribed Image Text:Suppose that the length of long distance phone calls, measured in minutes, is known to have an exponential distribution with the average length of a call equal to $10 minutes. a. The lambda of this distribution is 0.1 b. The probability that the length of a phone call is longer than 12 is P(x 2 12) = 0.3011942' . c. The probability that the length of a phone call is shorter than 5 is P(x s 5) = 0.3934693 v d. The probability that the length of a phone call is between 8 and 14 is P(8 s x s 14) = 0.20273 e. The 86th percentile is a phone call that lasts|| minutes. Enter an integer or decimal number, accurate to at least 4 decimal plac
Expert Solution
Step 1

(e)

Obtain the 86th percentile for a phone call that lasts in minutes.

The 86th percentile for a phone call that lasts in minutes is obtained below:

Statistics homework question answer, step 1, image 1

 

trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Propositional Calculus
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman