1.4) A local bottling company has determined the number of machine breakdowns per month and their respective probabilities shown below.
Based on the given information:
a) What is the probability of at least 3 breakdowns in a month?
b) What is the probability of no breakdowns in a month?
c) What is the expected number of machine breakdowns per month?
d) What is the standard deviation of machine breakdowns per month?
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