Data for Exercise 6.54
Window
A data frame/tibble with nine observations on two variables
window number
percent leakage from a 50 mph wind
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
SIGN.test(Window$leakage, md = 0.125, alternative = "greater")
#>
#> One-sample Sign-Test
#>
#> data: Window$leakage
#> s = 7, p-value = 0.08984
#> alternative hypothesis: true median is greater than 0.125
#> 95 percent confidence interval:
#> 0.1243333 Inf
#> sample estimates:
#> median of x
#> 0.14
#>
#> Achieved and Interpolated Confidence Intervals:
#>
#> Conf.Level L.E.pt U.E.pt
#> Lower Achieved CI 0.9102 0.1300 Inf
#> Interpolated CI 0.9500 0.1243 Inf
#> Upper Achieved CI 0.9805 0.1200 Inf
#>