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omgomglol
omgomglol
30.01.2021 • 
SAT

a construction company submitted bids for three contracts. the company estimates that it has a 20% chance of winning any given bid. let x represent the number of bids the company wins. here is the probability distribution of x along with summary statistics: x = # of bids won 0 1 2 3 p(x) 0.512 0.384 0.096 0.008 mean: hx=0.6 standard deviation: ox 0.69 it costs the company a total of $2,000 to submit these bids, and they stand to gain $10,000 for each bid they win. let v represent their net gain from submitting these three bids. what are the mean and standard deviation of v? khan academy

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