Where the X's ('X-bar-one' and 'X-bar-two') are the means of the two independent samples (hence this is called an independent-samples t-test), the 's' represents the standard deviation for each group, and the N's each represent the respective sample sizes of each group.
Definition of anchovy - a small shoaling fish of commercial importance as a food fish and as bait. It is strongly flavoured and is usually preserved in sa Definition of anchovy - a small shoaling fish of commercial importance as a food fish and as bait. It is strongly flavoured and is usually preserved in sa dictionary
unÂ·derÂ·gradÂ·uÂ·ate (Å­nâ²dÉr-grÄjâ²oÍo-Ä­t) n. A college or university student who has not yet received a bachelor's or similar degree. adj. 1. Of, relating to, or characteristic of undergraduates: undergraduate courses; undergraduate humor. 2. Having the standing of an undergraduate: an undergraduate transfer student.