<!DOCTYPE rkhelp>
<document>
	<summary>
Two variable t-test (paired or independent samples).
	</summary>

	<usage>
Chose two numeric vectors to compare against each other. Specify, whether the variables are paired or independent samples. For details, see below.
	</usage>

	<settings>
		<caption id="tab_variables"/>
		<setting id="x">A numeric vector for the first variable</setting>
		<setting id="y">A numeric vector for the second variable</setting>
		<setting id="hypothesis">Alternative hypothesis (H1) of the test.</setting>
		<setting id="paired">Whether the variables are paired (repeated measurements on the same subject) or independent samples. For a paired test, if the two vectors are not of equal length, there will be an error.</setting>
		<caption id="tab_options"/>
		<setting id="varequal">Whether to assume equal variances for the two samples. This option is implied for a paired test.</setting>
		<setting id="conflevel">Confidence level to use.</setting>
		<setting id="confint">Whether to print the confidence interval of the estimated mean.</setting>
	</settings>
	<related>
		<ul>
			<li><link href="rkward://component/F_test"/></li>
			<li><link href="rkward://rhelp/t.test"/></li>
		</ul>
	</related>
</document>
