KEY Region 1 NTT Region 2 -SH Region 3 = NE Region 4 SE Population 1 Under 50,00

Question

KEY Region 1 NTT Region 2 -SH Region 3 = NE Region 4 SE Population 1 Under 50,000 Population 250,000 100,000 Population 3 - Over 100,000 Count of Population Region Total Population 38 39 40 34 32 41 107 42 36 29 107 42 40 37 119 156 147 147 450 Total: Big Burger is a fast food restaurant that has 450 locations all over the U.S. Use the excel output above to answer the following question. If a selected restaurant is in a city with a population size between 50,000 and 100,000, what is the probability the restaurant is in the east?

Explanation / Answer

P(restaurant in east|population between 50000 and 100000)

=P(region 3 or 4|population 2) =(36+40)/147 =76/147=0.5170

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