Knowledge Base

Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.

How do you use the rand() function on the TI-89 family, TI-92 family and Voyage 200 graphing calculators?

The syntax for the rand() function is listed below.

rand([n])

Where n is an integer ¹ 0

• With no specified n, rand() returns the next random number between 0 and 1 in the sequence.

Ex. rand(6) may return the result of 5

• When n is a positive value, rand(n) returns a random integer in the interval [1,n].

Ex. rand(6) may return the result of 5

• When n is a negative value, rand(n) returns a random integer in the interval [-n,-1].

Ex. rand(-100) may return the result of -49

For additional instructions, refer to the online guidebook for your calculator.