the end of the hour and always finishes his lectures within 2 min after the hour. Let X = the time that elap hour and the end of the lecture and suppose the pdf of X is as follows. 0≤x≤2 f(x) = = { 10x² 0 otherwise (a) Find the value of k. (Enter your answer to three decimal places.) Draw the corresponding density curve. [Hint: Total area under the graph of f(x) is 1.] f(x) f(x) 1.5 1.0 0.5 f(x) 0.5 1.0 1.5 2.0 X 1.5 1.0 0.5- f(x) 0.5 1.0 1.5 4 2.0 X
the end of the hour and always finishes his lectures within 2 min after the hour. Let X = the time that elap hour and the end of the lecture and suppose the pdf of X is as follows. 0≤x≤2 f(x) = = { 10x² 0 otherwise (a) Find the value of k. (Enter your answer to three decimal places.) Draw the corresponding density curve. [Hint: Total area under the graph of f(x) is 1.] f(x) f(x) 1.5 1.0 0.5 f(x) 0.5 1.0 1.5 2.0 X 1.5 1.0 0.5- f(x) 0.5 1.0 1.5 4 2.0 X
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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1.
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DETAILS DEVORESTAT9 4.1.005.
A college professor never finishes his lecture before the end of the hour and always finishes his lectures within 2 min after the hour. Let X = the time that elapses between the end of the
hour and the end of the lecture and suppose the pdf of X is as follows.
= {10/²
0≤x≤2
otherwise
(a) Find the value of k. (Enter your answer to three decimal places.)
f(x) =
Draw the corresponding density curve. [Hint: Total area under the graph of f(x) is 1.]
f(x)
f(x)
1.5
1.0
0.5
O
f(x)
1.5
0.5
1.0
1.5
2.0
X
O
1.5
1.0
0.5
f(x)
1.5
0.5
1.0
1.5
4
2.0
time left...
1:05:17
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Transcribed Image Text:Assign
эхс
ur last submission is used for your score.
1.
X
DETAILS DEVORESTAT9 4.1.005.
A college professor never finishes his lecture before the end of the hour and always finishes his lectures within 2 min after the hour. Let X = the time that elapses between the end of the
hour and the end of the lecture and suppose the pdf of X is as follows.
= {10/²
0≤x≤2
otherwise
(a) Find the value of k. (Enter your answer to three decimal places.)
f(x) =
Draw the corresponding density curve. [Hint: Total area under the graph of f(x) is 1.]
f(x)
f(x)
1.5
1.0
0.5
O
f(x)
1.5
0.5
1.0
1.5
2.0
X
O
1.5
1.0
0.5
f(x)
1.5
0.5
1.0
1.5
4
2.0
time left...
1:05:17
X
Transcribed Image Text:sign
Submit Answer
1.5
DETAILS
1.0
0.5
70
0.5
1.30
1.0
1.5
If a binomial distribution has p = .30, then q =
30
.50
2.0
DEVORESTAT9 3.TB.015.
X
****
1.5
1.0
0.5
(b) What is the probability that the lecture ends within 1 min of the end of the hour? (Enter your answer to three decimal places.)
0.5
sects (
(c) What is the probability that the lecture continues beyond the hour for between 60 and 75 sec (Round your answer to four decimal places.)
1.0
(d) What is the probability that the lecture continues for at least 75 sec beyond the end of the hour? (Round your answer to four decimal places.)
1.5
2.0
X
1:0
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