Which is a true statement about the data given below?

test scores
85 75 69 95 94 95

a. the range is greater than the mode.
b. the range is equal to the mode .
c. the mean is equal to the median.
d. the mean is less than the median

Sketch one cycle if the cosine function y=2cos2theta

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Find the ratios of the corresponding sides