SOLUTION: Here is a question that someone asked you and you have already answered it. I do not understand how to input your solution into the calculator. ORIGINAL QUESTION: Find the per

Algebra ->  Probability-and-statistics -> SOLUTION: Here is a question that someone asked you and you have already answered it. I do not understand how to input your solution into the calculator. ORIGINAL QUESTION: Find the per      Log On


   



Question 90848: Here is a question that someone asked you and you have already answered it. I do not understand how to input your solution into the calculator.
ORIGINAL QUESTION: Find the percent of the total area under a normal curve that is contained within the specified interval. Between the mean and 1.64 standard deviations from the mean
YOUR ANSWER: Find the percent of the total area under a normal curve that is contained within the specified interval. Between the mean and 1.64 standard deviations from the
You need a z-chart or a calculator with z capability, like a TI 83 or 84
On the z cart find z=1.64. The chart tells you the area over the interval
[0,1.64] = 0.9495-0.5000 = 0.4495
My QUESTION: I do not understand the z capability that you are talking about. I have a TI-83. I looked all in the manual and I cannot find anything about z charts. Can you help?

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
ORIGINAL QUESTION: Find the percent of the total area under a normal curve that is contained within the specified interval. Between the mean and 1.64 standard deviations from the mean
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Follow this key sequence on your TI-83:
START
DISTR
Select #2 normal(cdf
Input: 0 comma 1.64
ENTER
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You should get .4494974302 as an answer.
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Cheers,
Stan H.