iscam_twosamplet: iscam_twosamplet Function

In apjacobson/iscam: Introduction to Fundamental Concepts and Various Applications of Statistics

Description

This function calculates a two sample t-test and/or interval from summary data.

Usage

iscam_twosamplet(x1, sd1, n1, x2, sd2, n2, hypothesized = 0,
  alternative = NULL, conf.level = 0)

Arguments

x1	observed mean
sd1	observed standard deviation
n1	sample size
x2	observed mean
sd2	observed standard deviation
n2	sample size
hypothesized	hypothesized difference in population means (default = 0)
alternative	form of alternative ("less", "greater", or "two.sided")
conf.level	a confidence level for a two-sided confidence interval

Examples

iscam_twosamplet(97.25, 3.65, 8, 87.25, 9.60, 12, alternative = "less")
iscam_twosamplet(97.25, 3.65, 8, 87.25, 9.60, 12, conf.level = .95)

apjacobson/iscam documentation built on May 6, 2019, 12:08 p.m.