Question: Assume that a randomly selected su blect is given a bone density test. Those test scores are normally distributed with a mean of 0 and

Assume that a randomly selected su blect is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Draw a g the bone density test scores that can be used as cutoff values separating the lowest 20% and highest 20%, indicating levels that are too low or too high, respectively. Sketch the region. Choose the correct graph below. Ci A. -:::- B. {I} c. C) D. Q q a a a q q (1 l1" l3 IL" l3 _ la 2a '20: Zn The bone density scores are . (Use a comma to separate answers as needed. Round to two decimal places as needed.)
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