12.3.11 Find (a) the range, and (b) the standard deviation for the given sample.
84.48, 84.37, 84.25, 85.02, 85.02, 85.28, 84.64, 84.33, 85.67 O
(a) Find the range of the given sample.
Range = 1.42
(Simplify your answer. Type an integer or a decimal.)
(b) Find the standard deviation of the given sample.
S =
(Simplify your answer. Type an integer or decimal rounded to the nearest hundredth as needed.)

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.