One fifth of the text messages Nancy sends are to her family. She sends an equal amount to her mom dad and sister. What fractions of all the text messages she sends to go to her sister?

1/15

Step-by-step explanation:

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.