Compute normal distribution tail areas using a ti83 or ti84 graphing calculator. Generally, normalpdf is not used except in the y editor to draw the normal curve. In this video i provide a tutorial on how to calculate the probabilities associated with a normal distribution from knowing the mean and the. Find the area under the normal curve with a ti83 or ti84 calculator duration. Ti84plus 84 plus edition graphing calculator, ti84 viewscreen calc, ti84 plus, ti84 plus silver edition. Usage for any normal distribution with mean and standard deviation if x is a. View and download texas instruments ti84 plus manual book online. Texas instruments ti84 plus manual book pdf download. We find the standard deviation of a distribution by using properties of the normal. The normal distribution on the ti8384 plus the three major functions for the normal curve on the ti8384 plus calculators are located in the distribution menu. Best practices for the ti84 plus ce 2016 texas instruments incorporated page i best practices for the ti84 plus ce the role of ti technology in the classroom is intended to enhance student learning and deepen understanding.
Use the normalcdf function of the ti calculator to find the area of a shaded region for this example we find the area to the left of 85 the syntax is. We calculate areas on the standard normal curve and use areas to find cutoff values zscores. The screen then shows normalcdf and you can put in the variables from here. Using a ti84 plus silver edition menu you can access most ti84 plus silver edition operations using menus. Where to find normal pdf ti84 graphing calculator youtube. Easy steps plus video of how to use the ti 83 normalcdf function.