Answer:
5
A person with 7 credit cards has 5 credit cards
1.04 ^ 1/12 = 0.086666666
or
1.04 ^ 1/12 = 13/150
The probability that all 4 computers with the critical file fail in this incident
P(x=4)=0.00085
This is further explained below.
<h3>What is the probability that all 4 computers with the critical file fail in this incident? </h3>
Generally, is mathematically given as

p.d.F. of Hyper Geometric distribution
given, $N=39, n=4, M=8, x=4$


In conclusion, P(x=4)=0.00085
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Answer:
c and f
Step-by-step explanation: