How To: Use the Normal Distribution Using the TI­89

To find the area under a normal curve with mean μ and standard distribution σ: Then select 4:Normal Cdf . a. For, P( aX£b£ ), enter ain the box for Lower Value: , enter bin the box for Upper Value: , enter μ in the box for μ:, enter σ in the box for σ:. Then press ENTER . b. ................
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