The probabilities and the number of automobilies lined up at lakeside Olds dealership at opening time (7:30 a.m.) for se

[answerhappygod]

The probabilities and the number of automobilies lined up at lakeside Olds dealership at opening time (7:30 a.m.) for service on Tuesday's are:number probability0 0.0251 0.1252 0.353 0.404 0.10What is the expected number of automobiles lined up at a lakeside Olds dealership at opening time on Tuesday.A) 2.5B) 2.25C) 2.78D) 2.43
number probability
0 0.025
1 0.125
2 0.35
3 0.40
4 0.10
What is the expected number of automobiles lined up at a lakeside Olds dealership at opening time on Tuesday.
A) 2.5
B) 2.25
C) 2.78
D) 2.43