Monday

March 30, 2015

March 30, 2015

Posted by **nichole** on Tuesday, May 8, 2012 at 6:50am.

What percent of the data is between 515 and 585?

- Math -
**MathMate**, Tuesday, May 8, 2012 at 7:12amNormalize 515 and 585, namely

z(515)=(515-550)/35=-1

z(585)=(585-550)/35=1

The percent is the difference of probabilities of one-tail z-values between -1 and +1. It should be a little less than 70%.

**Answer this Question**

**Related Questions**

math - A set of data is normally distributed with a mean of 16 and a standard ...

Pre-calculus - A set of data is normally distributed with a mean of 500 and a ...

Pre-cal - A set of data is normally distributed with a mean of 16 and a standard...

Math - Assume a data set is normally distributed with mean 11 and standard ...

math - A set of data is normally distributed with a mean of 455 and a standard ...

Math - Assume a data set is normally distributed with mean 182 and standard ...

statistics - A set of data is normally distributed with a mean of 98 and a ...

statistics - The mean of a normally distributed data set is 226.2. The data item...

Math-confused...plz help - I. Use Chebyshev’s theorem to find what percent of ...

Math-Statistics - I. Use Chebyshev’s theorem to find what percent of the values ...