(3 pts) a fair coin is tossed 11 times. what is the probability that: a. exactly 6 heads appear? 231/1024 b. at least two heads appear? 509/512 c. at most 8 heads appear?

Julia measured the high temperature in her town for one week. using the chart above, find the mean absolute deviation for the high temperatures. round your answer to the nearest tenth. be sure to show your work for finding: the mean of the set of data the distance of each number from the mean the mean absolute deviation

Explain how you can use the associative property to evaluate (7x50)x4.

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?