using-a-ti-84-graphing-calculator-how-would-you-calculate-the-probability-that-a

Question

Using a TI-84 graphing calculator, how would you calculate the probability that a z-score is less than -1.25?

Accepted Answer

Use the normalcdf function with lower bound as -1E99 and upper bound as -1.25.

Answer

Use the inverse norm function with area 0.1056.

Answer

Use the shade normal function with lower bound as -1.25 and upper bound as 1E99.

Answer

Use the normalcdf function with lower bound as 0 and upper bound as -1.25.