How To: Pair or match with a TI-83 graphing calculator

Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to pair or match with a TI-83 graphing calculator.

Here are some paired (or matched) samples.

Please note, this example is NOT in your TI workbook.

Prices, in cents per pound, received by fishermen and vessel owners for various species of fish and shellfish in 1970 and 1980 are listed below. Although there appears to be an overall increase during the decade, is the increase statistically significant? At the .05 level of significance, test the claim that there is an increased price of fish between 1970 and 1980.