SEP 20 You are bidding on six items available on an online shopping site. You think that for each bid you have a 25% chance of winning it, and the outcomes of the six bids are independent events. Let X denote the number of winning bids out of the six items you bid on. Find the probabilities. a. Explain why the distribution of X can be modeled by the binomial distribution. b. Find the probability that you win exactly 4 bids. c. Find the probability that you win 4 bids or fewer. d. Find the probability that you win more than 4 bids. distribution. *** A. The trials are independent. B. There are a fixed number of bids. C. The data are not binary. D. There is the same probability of success for each trial (bid). E. The number of bids varies. F. The data are binary. G. The trials are dependent. H. Probabilities of success for trials (bids) differ for each trial. tv Clear all C Final check . 4 A OC
SEP 20 You are bidding on six items available on an online shopping site. You think that for each bid you have a 25% chance of winning it, and the outcomes of the six bids are independent events. Let X denote the number of winning bids out of the six items you bid on. Find the probabilities. a. Explain why the distribution of X can be modeled by the binomial distribution. b. Find the probability that you win exactly 4 bids. c. Find the probability that you win 4 bids or fewer. d. Find the probability that you win more than 4 bids. distribution. *** A. The trials are independent. B. There are a fixed number of bids. C. The data are not binary. D. There is the same probability of success for each trial (bid). E. The number of bids varies. F. The data are binary. G. The trials are dependent. H. Probabilities of success for trials (bids) differ for each trial. tv Clear all C Final check . 4 A OC
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...
Related questions
Question
Transcribed Image Text:20
000
100
You are bidding on six items available on an online shopping site.
You think that for each bid you have a 25% chance of winning it, and
the outcomes of the six bids are independent events. Let X denote
the number of winning bids out of the six items you bid on. Find the
probabilities.
a. Explain why the distribution of X can be modeled by the binomial
distribution.
b. Find the probability that you win exactly 4 bids.
c. Find the probability that you win 4 bids or fewer.
d. Find the probability that you win more than 4 bids.
distribution.
%
5
A. The trials are independent.
B. There are a fixed number of bids.
C. The data are not binary.
D. There is the same probability of success for each trial (bid).
E. The number of bids varies.
F.
The data are binary.
G. The trials are dependent.
H. Probabilities of success for trials (bids) differ for each trial.
T
tv
6
C
Clear all
MacBook Air
Y
F6
&
44
F7
U
Final check
*
8
DII
F8
4
9
A
F9
0
0
F10
C
F11
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 9 images
Recommended textbooks for you
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON