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Q: At a chess club, the normal age is 16 years. A sample of 200 chess players is tested with the following results: x=16.15 years and s = 0.20 years. I am trying to find out how to calculate interval...

We were given a problem today where Z is a standard normal random variable and we had to calculate: P(Z<6.0) and P(Z>6.0) The Z Table I have been using only has max values till 4. What do I do?