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# Use z table to calculate standard normal probability

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Use the table of standard normal probabilities (z table) to answer the following questions.

What is P(z > 0.5)?

What is P(-0.8 < z < 1.5)?

What is P(z < -1.2)?

What z-value leaves 95 % of the normal distribution to its right?

What z-value, and its negative, leaves 20 % of the normal distribution in each tail, for a total tail area of 40%?

##### Solution Summary

The expert uses z tables to calculate standard normal probability.

##### Solution Preview

Use the table of standard normal probabilities (z table) to answer the following questions.

What is P(z > 0.5)?

P(z > 0.5) = 1- P(z ...

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• BSc, Meerut University
• MSc, Meerut University
• MPhil, Institute of Advanced Studies
• MSc, AIT
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