Which of the following is an advantage of using stratified random sampling? Stratified random sampling saves time and money.
Stratified random sampling requires knowledge of the entire population.
Stratified random sampling can be used even when there is not a list of the population.
Stratified random sampling provides more precise estimates than simple random sampling.

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.

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation:

the radius is 2 times the diameter.

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