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Type: Multiple-Choice
Category: Collecting and Interpreting Data
Level: Grade 11
Standards: HSS-ID.A.4
Author: nsharp1
Last Modified: 2 years ago

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Collecting and Interpreting Data Question

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Grade 11 Collecting and Interpreting Data CCSS: HSS-ID.A.4

X is a normally distributed random variable with mean 77 and standard deviation 15. If the probability that X is less than x0 and greater than 97.25 is about 5%, what is the value of x0, rounded to one decimal?
  1. 50.8
  2. 52.4
  3. 93.4
  4. 103.6