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@ViniciusBRodrigues
Last active November 9, 2019 13:53
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var.test(formula = Ozone ~ Month, data = airquality, subset= Month %in% c("5","6"))
F test to compare two variances
data: Ozone by Month
F = 1.4898, num df = 25, denom df = 8, p-value = 0.5765
alternative hypothesis: true ratio of variances is not equal to 1
95 percent confidence interval:
0.378455 4.101711
sample estimates:
ratio of variances
1.489848
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