At the city museum, child admission is $5.30 and adult admission is $9.20 . on monday, 166 tickets were sold for a total sales of $1254.20 . how many child tickets were sold that day?

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.