The random varible X has density function f(x)= cx**(1-x)* for 00 and 1

A First Course in Probability (10th Edition)
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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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The random varible X has density function f(x)= cx*(1-x)* for 0<x<1 and zero elsewhere,
where c>0 and 1<k<2. What is mode of X?
O A. (k+1)/2k
O B. (k+1)
C. k/(k+1)
O D. (k+1)/(2k+1)
Transcribed Image Text:The random varible X has density function f(x)= cx*(1-x)* for 0<x<1 and zero elsewhere, where c>0 and 1<k<2. What is mode of X? O A. (k+1)/2k O B. (k+1) C. k/(k+1) O D. (k+1)/(2k+1)
70% of the customers at the local ice cream shop order their ice cream on a sugar
cone. Assume that the next ten customers order independently of one another. What
is the probability that more than half of them order sugar cones?
A. 0.95
B. 0.85
O C. 0.15
D. 0.05
Transcribed Image Text:70% of the customers at the local ice cream shop order their ice cream on a sugar cone. Assume that the next ten customers order independently of one another. What is the probability that more than half of them order sugar cones? A. 0.95 B. 0.85 O C. 0.15 D. 0.05
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