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Using a TI-84 calculator, find the area under the standard normal curve to the left of the following z-values. Round the answ

I'm having a little bit of trouble and not sure If I am entering it right on my calculator.

I put 2nd--> VARS--> normalCDF

lower: -1E99

upper: z score

and pressing enter

Whenever I do this, it says I am wrong. Please help!

math   Statistics-And-Probability   
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Answer #1

normalcdf (-1E99,1.07,0,1) 0.8577

TI-84 Plus Silver Edition TEXAS INSTRUMENTS normalcdf(-1999 1 .942946563 normalcdf (-1E99,1.58,0,1) 0.9429

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