Lara has three cats : socks, princess, and luna. the ratio of sock's weight to princess's weight is 4 : 5. the ratio of princess's weight to luna's weight is 6: 7. what is the ratio of sock's weight to luna's weight. explain why and how you got the answer.

1. why is a frequency distribution useful? it allows researchers to see the "shape" of the data. it tells researchers how often the mean occurs in a set of data. it can visually identify the mean. it ignores outliers. 2. the is defined by its mean and standard deviation alone. normal distribution frequency distribution median distribution marginal distribution 3. approximately % of the data in a given sample falls within three standard deviations of the mean if it is normally distributed. 95 68 34 99 4. a data set is said to be if the mean of the data is greater than the median of the data. normally distributed frequency distributed right-skewed left-skewed