10. Gasoline prices. The Table 7 shows the gasoline prices (in dollars) for a sample of service stations. The prices are classified by vendor. At a = 0.05, is there enough evidence to conclude that at least 1 population mean gasoline price is different from the others? Table 7. Gasoline Prices (Dollars) Stewarts Valero Sunoco 2.50 2.52 2.51 2.51 2.51 2.51 2.50 2.51 2.53 2.53 2.51 2.50 2.49 2.52 2.50 2.53 2.52

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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10. Gasoline prices. The Table 7 shows the gasoline prices (in dollars) for a sample of service stations. The prices are classified by vendor. At a = 0.05, is there enough
evidence to conclude that at least 1 population mean gasoline price is different from the others?
Table 7. Gasoline Prices (Dollars)
Stewarts
Valero
Sunoco
2.50
2.52
2.51
2.51
2.51
2.51
2.50
2.51
2.53
2.53
2.51
2.50
2.49
2.52
2.50
2.53
2.52
Transcribed Image Text:10. Gasoline prices. The Table 7 shows the gasoline prices (in dollars) for a sample of service stations. The prices are classified by vendor. At a = 0.05, is there enough evidence to conclude that at least 1 population mean gasoline price is different from the others? Table 7. Gasoline Prices (Dollars) Stewarts Valero Sunoco 2.50 2.52 2.51 2.51 2.51 2.51 2.50 2.51 2.53 2.53 2.51 2.50 2.49 2.52 2.50 2.53 2.52
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