How do I use my TI-83 or TI-84 Calculator for Statistics?
Answer
Click on the File link below
- to find how to enter data into lists, clear lists, sort data in ascending or descending order; how to find the mean, standard deviation, and the five-number summary of a data set;
- how to find the correlation coefficient (r), the coefficient of determination (r2), the slope of the least squares regression line (b), and the y-intercept (a);
- how to find probabilities for a Normal distribution, and z-score from a given probability;
- how to find confidence intervals for a population mean or proportion, the T-interval for a difference in two population means, a z-interval for a difference in two population proportions;
- for hypothesis test-how to do the z-test for a mean or proportion, t-test for a mean, t-test fora difference in two population means, and a z-test for a difference in two population proportions.