Question: I am stuck on this question. Do I have to make a normal curve table? 1/4 143% + Elof) 11. Assume that adult IQ's follow

I am stuck on this question. Do I have to make a normal curve table?

1/4 143% + Elof) 11. Assume that adult IQ's follow a normal distribution and have a mean of 100 and a standard deviation of 16. a. What score would separate the top 35% of the population from the bottom 65%? b. What is the probability that an adult has an IQ higher than 123

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