PHONE contains times in minutes of long distance telephone calls during a one month period for a small business.
PHONEA data frame with 23 observations on the following variable:
call.time (time spent on long distance calls in minutes)
Ugarte, M. D., Militino, A. F., and Arnholt, A. T. 2015. Probability and Statistics with R, Second Edition. Chapman & Hall / CRC.
with(data = PHONE,
SIGN.test(call.time, md = 2.1))
#>
#> One-sample Sign-Test
#>
#> data: call.time
#> s = 11, p-value = 1
#> alternative hypothesis: true median is not equal to 2.1
#> 95 percent confidence interval:
#> 0.7261939 5.4952244
#> sample estimates:
#> median of x
#> 2.1
#>
#> Achieved and Interpolated Confidence Intervals:
#>
#> Conf.Level L.E.pt U.E.pt
#> Lower Achieved CI 0.9069 0.8000 5.2000
#> Interpolated CI 0.9500 0.7262 5.4952
#> Upper Achieved CI 0.9653 0.7000 5.6000
#>