Would you mind telling us the options or the vocabulary you’ve learned?
To answer your question, The standard deviation is a measure of the spread of scores within a set of data.
And example of this is in the picture below.
Hope this helps!!
Salio, vuelve, van, ven, ven, comprenden, comrendes, comprendo, aprendi, salimos, perdimos, vuelven, volvemos
Answer:
29. the intrinsic uniforms are green (?)
i dont know 30 im sorry :(