The distribution lies within one of the standard of deviation of the mean so <span>68% </span>
The distribution lies within two of the standard of deviations of the mean so 95%
The distribution lies within three of the standard of deviations of the mean so 99.7%
All three triangles are congruent by SAS
One ounce is one-sixteenth of a pound since there is 16 ounces in a pound.
