How can 2,100,000,000 be written in scientific notation? 1. 21.0x10^8 2. 2x10^9 3. 2.1x10^9 4. 2.1x10^8

for this the correct answer is option 3

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.

answer: i dont know but if you try hard you will get it right : )

step-by-step explanation: