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  3. 1) find the​ z-scores that separate the mid

1) Find the​ z-scores that separate the middle 81​% of the distribution from the area in...

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Statistics

1) Find the​ z-scores that separate the middle 81​% of thedistribution from the area in the tails of the standard normaldistribution. STEPS ON HOW TO SOLVE IT IN TI83

2) Assume the random variable X is normally distributed withmean u=5050 and standard deviation sigmaσequals=7.

Compute the probability. Be sure to draw a normal curve with thearea corresponding to the probability shaded.

​P(56 less than or equals≤X less than or equals≤67​). HOW TOENTER IT IN TI 83

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SolutionQuestion 1We have to find the zscores that separate the middle 81 ofthe distribution from the area in the tails of the standard normaldistributionSince middle area is 81 081 we area in tails 1    See Answer
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