Past records indicate that the probability of online retail orders that turn out to be fraudulent is 0 05 Suppose that, on a given day, 22 online retail orders are placed Assume that the number of online retail orders that turn out to be fraudulent is distributed as a binomial random variable Complete parts (a) through (d) below ked: a. What are the mean and standard deviation of the number of online retail orders that tun out to be fraudulent? Score The mean number of online refail orders that turn out to be fraudulent is 11 (Type an integer or a decimal Round to four decimal places as needed) The standard deviation of the number of fraudulent retal orders in 1023 (Type an integer or a decimal. Round to three decimal plates as needed) mewol b. What h the probability that zero online retail orders will turn out to be fraudulent? 3235 (Type an integer or a decimal Round to four decimal places as needed) estion 1 Stion c. What is the probability that one online retal order will turn out to be fraudulent? destion 5 stion 3746 (Type an intager or a decimal Round to four decimal places as needed) Auestion 9 stion d. What in the probability that two or more online retail orders wil turn out to be haudulent? guestion 1 ype an integer or a decimal Round to four decimal places as needed) what to st Review

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Past records indicate that the probability of online retail orders that turn out to be fraudulent is 0 05 Suppose that on a given day, 22 online retail orders are placed
Assume that the number of online retail orders that turn out to be fraudulent is distributed as a binomial random variable Complete parts (a) through (d) below
ked:
a. What are the mean and standard deviation of the number of online retail orders that tum out to be fraudulent?
score The mean number of online refail orders that tum out to be fraudulent is 1.1
(Type an integer or a decimal Round to four decimal places as needed)
The standard deviation of the number of fraudulent retal orders in 1.023
mewol
(Type an integer or a decimal. Round to three decimal plates as needed)
b. What h the probability that zero online retail orders will turn out to be fraudulent?
3235 (Type an integer or a decimal Round to four decimal places as needed)
estion 1
Stion
c. What is the probability that one online retall order will turn out to be fraudulent?
destion 5
stion
3746 (Type an intager or a decimal Round to four decimal places as needed)
uestion 9
stion
d. What in the probability that two or more online retail orders wil turn out to be haudulent?
guestion 1
ype an integer or a decimal Round to four decimal places as needed)
what to st
Review
Transcribed Image Text:Past records indicate that the probability of online retail orders that turn out to be fraudulent is 0 05 Suppose that on a given day, 22 online retail orders are placed Assume that the number of online retail orders that turn out to be fraudulent is distributed as a binomial random variable Complete parts (a) through (d) below ked: a. What are the mean and standard deviation of the number of online retail orders that tum out to be fraudulent? score The mean number of online refail orders that tum out to be fraudulent is 1.1 (Type an integer or a decimal Round to four decimal places as needed) The standard deviation of the number of fraudulent retal orders in 1.023 mewol (Type an integer or a decimal. Round to three decimal plates as needed) b. What h the probability that zero online retail orders will turn out to be fraudulent? 3235 (Type an integer or a decimal Round to four decimal places as needed) estion 1 Stion c. What is the probability that one online retall order will turn out to be fraudulent? destion 5 stion 3746 (Type an intager or a decimal Round to four decimal places as needed) uestion 9 stion d. What in the probability that two or more online retail orders wil turn out to be haudulent? guestion 1 ype an integer or a decimal Round to four decimal places as needed) what to st Review
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