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
Anchovies are tiny silver fish, about 3 to 8 inches (7.5 to 20 cm) long, from the Mediterranean, especially the Basque area of Spain. Their lower jaw is shorter than their upper jaw. The fish are washed in a brine solution, then packed whole, heads and all, into large barrels and salted.