Urgen please help

Choose a natural number between 1 and 30, inclusive. What is the probability that the number is a multiple of 3?

Find the range and the variance (correct to one decimal place). 77, 92, 93, 93, 98 (a) Find the range. (b) Find the variance.

Please round to one decimal place for me 90.6

A class obtained the following scores on a test. Find the mean, the median, the mode, and the range for the class. Test Score Frequency 90 2 80 2 70 12 60 4 50 3 40 2 (a) Find the mean = I had the median, mode and the range correct except the Mean, please...

Find the requested probabilities. $$ P(\overline{A}) \ \text{if} \ P(A) = {\color{red}0.9} $$ P(A) =

Find the range and the variance (correct to one decimal place). 77, 92, 93, 93, 98 (b) Find the variance = I had the range correct except the variance.

SOLVE THE EQUATION y = x + 6