Respuesta :
Answer:
12.895
Step-by-step explanation:
Standard deviation is a statistic that measures the dispersion of a sample. The sample standard deviation measures the spread of data distribution of the sample. It is usually used to estimate the population standard deviation.
Answer:
its 12.895. 12.895 is the answer. rate the person above me brainliest, I only know this because I got it correct on my test :)