KEY Region 1 = NW Population 1 = Under 50,000 Region 2 = SW Population 2 = 50,00
ID: 3069549 • Letter: K
Question
KEY
Region 1 = NW
Population 1 = Under 50,000
Region 2 = SW
Population 2 = 50,000 - 100,000
Region 3 = NE
Population 3 = Over 100,000
Region 4 = SE
Count of Population
Region
Total
Population
1
2
3
4
1
38
34
42
42
156
2
39
32
36
40
147
3
40
41
29
37
147
Total:
117
107
107
119
450
0.3363 (This answer is incorrect so can you please show me how to get the correct answer with steps so I can understand)
KEY
Region 1 = NW
Population 1 = Under 50,000
Region 2 = SW
Population 2 = 50,000 - 100,000
Region 3 = NE
Population 3 = Over 100,000
Region 4 = SE
Count of Population
Region
Total
Population
1
2
3
4
1
38
34
42
42
156
2
39
32
36
40
147
3
40
41
29
37
147
Total:
117
107
107
119
450
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? Selected Answer:
0.3363 (This answer is incorrect so can you please show me how to get the correct answer with steps so I can understand)
Explanation / Answer
Let x be the total number of restaurent is in the east with a population size between 50,000 and 100,000 is
x = 36+40 =76
Prob of 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 is
= x/n = 76/450 =0.1689
Answer: Prob. = 0.1689
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