Answer both correct with steps. A data channel at 25 Gbps is shared by 100 users. Assume that each user is transmitting

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Answer both correct with steps.
A data channel at 25 Gbps is shared by 100
users. Assume that each user is transmitting
at 2.5Gbps data rate continuously. Each user
transmits only 20% of the time. What is the probability that
four users is sending data at the same time?
0.016
0.2
0.50
0.0016
0.16
0.8
1
0.25
Which one of the following is not a network
parameter?
Group of answer choices
Loss ratio
Data rate
Jitter
Cache Size
Delay