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IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. If a certain statistician has an IQ of 122, what percent of the population has an IQ less than she does?

Respuesta :

Agnivrka
You have to use a z-table for that but it is somewhere around 90%.

Answer:

the answer on apex is 93%

Step-by-step explanation:

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