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sonoko~ WWE rocks ^_^
sonoko~ WWE rocks ^_^ asked in Science & MathematicsMathematics · 8 years ago

help with this math question?

The weight of a sack of potatoes is normally distributed with a mean of 200 ounces and a standard deviation of 20 ounces.

What is the probability (in percent) that a sack has more than 260 ounces of potatoes

How would I do this.

Thanks

1 Answer

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  • M3
    Lv 7
    8 years ago
    Favorite Answer

    with continuity correction, > 260 becomes > 260.5

    P[z > (260.5-200)/20)] = 0.0012 <-----

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