Question: The partially completed table gives the probability distribution for the number of breakdowns per week for a machine, based on historical data. Breakdowns per week

The partially completed table gives the probability distribution for the number of breakdowns per week for a machine, based on historical data.

Breakdowns per week 0 1 2 3 4 or more
Probability ? 0.29 0.19 0.09 0.01

Determine the probability that the number of breakdowns in a given week is at most one. (2 decimal places)

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