The table below represents the probability distribution for machine breakdowns in a day of operation.

Number of breakdowns Probability . Interval of Random Numbers

0 0.20 1-20

1 . 0.30 21-50

2 0.35 51-85

3 0.15 86-00

23) According to the table, what is the cumulative probability of 1 breakdown?

A) 0.35 B) 0.50 C) 0.85 D) 0.15 E) 0.20

24) According to the table, what is the probability of at least two breakdowns?

A) 0.2 B) 0.3 C) 0.5 D) 0.8 E) 0.85

25) According to the table, if a random number of 00 is drawn, what would the simulated number of breakdowns be? A) 0 B) 1 C) 2 D) 3 E) Not enough information provided