Atest consists of 20 questions, and students are asked to only answer 15 of them. in how many different ways can they choose 15 questions?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Which point has an coordinates of (2,0) ? a

The box plots show the distributions of the numbers of words per line in an essay printed in two different fonts.which measure of center would be best to compare the data sets? the median is the best measure because both distributions are left-skewed.the mean is the best measure because both distributions are left-skewed.the median is the best measure because both distributions are symmetric.the mean is the best measure because both distributions are symmetric