Independent random samples of households in the 5 U.S. regions yielded the data on last year’s energy consumption(Kilowatts). At the 5% significance level, do the data provides sufficient evidence to conclude that a difference exists in last year’s mean energy consumption by households among the 5 U.S. regions? ANOVA Test
Northeast: 15, 10, 13, 14, 13
Midwest: 17, 12, 18, 13, 15, 12
Southeast: 11, 7, 9, 13 West East: 10, 13, 8, 7, 9
East coast: 12, 18, 10, 8
Alaska: 15, 14, 13, 16
a)State null and alternative hypothesis
b)Test Statistics
c)P-value
d) Conclusion