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Interpret the t-test results: Are U.S gas prices from time 1 and U.S gas prices from time 2 significantly different? Do you reject the null
Interpret the t-test results: Are U.S gas prices from time 1 and U.S gas prices from time 2 significantly different? Do you reject the null hypothesis? Why? (alpha level .05) |
Sample Location | Gas Price Time 1 | Gas Price Time 2 |
East Coast | $2.62 | $2.64 |
New England | $2.66 | $2.64 |
Central Atlantic | $2.64 | $2.68 |
Lower Atlantic | $2.47 | $2.43 |
Midwest | $2.55 | $2.85 |
Gulf Coast | $2.36 | $2.46 |
West Coast | $3.14 | $3.60 |
California | $3.19 | $3.69 |
Massachusetts | $2.60 | $2.65 |
Texas | $2.36 | $2.46 |
New York | $2.88 | $2.71 |
Boston, MA | $2.61 | $2.67 |
Chicago, IL | $2.64 | $2.99 |
Houston, TX | $2.34 | $2.44 |
Los Angeles, CA | $3.19 | $3.70 |
New York Harbor | $2.70 | $2.68 |
San Francisco, CA | $3.23 | $3.77 |
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