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September 23, 2014

September 23, 2014

Posted by **Karen** on Monday, December 17, 2012 at 9:20pm.

Please calculate the probability of the woman having less than 55 years. Also calculate the probability of the woman having between 40 and 60 years, and the probability of the woman being more than 55 years old.

- Math -
**Reiny**, Monday, December 17, 2012 at 9:51pmuse this webpage instead of tables of normal distribution values

http://davidmlane.com/normal.html

enter:

mean: 50

SD: 5

click for the appropriate question

e.g. prob of woman being between 40 and 60,

click on "between" bubble and enter 40 and 60 to get

.9545 or 95.45%

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