Using Your TI-83/84 Calculator: Normal Probability ...

calculator requires both a lower bound and an upper bound. Ultimately, you need to specify an approximation of-∞ for the lower bound. In most cases, -999999 is a good choice for the lower bound. Hence, the syntax for problems of this sort is normalcdf(-999999,upperbound,μ,σ). 6. Start by drawing a sketch. Then, press `v for the = menu. Scroll ................
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