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It is generally believed that nearsightedness affects about ​% of children in a certain region. a school district tests the vision of incoming kindergarten children. how many would be expected to be​ nearsighted?
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25 votes
It is generally believed that nearsightedness affects about ​% of children in a certain region. a school district tests the vision of incoming kindergarten children. how many would be expected to be​ nearsighted? what is the standard deviation for the number of nearsighted children in this​ group?

User Maosmurf
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17 votes
What region is the question talking about?
User Noco
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