Question #19445

Answer the following questions:

1. What is the percentage of scores between 0.5 Z and -0.5Z?

2. What is the percentage of scores between -1.8 Z and +1.8Z?

3. What is the percentage of scores above a Z of 1.21?

4. What is the percentage of scores below a Z of 0.87?

1. What is the percentage of scores between 0.5 Z and -0.5Z?

2. What is the percentage of scores between -1.8 Z and +1.8Z?

3. What is the percentage of scores above a Z of 1.21?

4. What is the percentage of scores below a Z of 0.87?

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