Find the standard deviation. Round to the nearest tenth. 8, 17, 13, 8, 9, 13, 14, 5,5
A. 4.0
B. 1.3
C. 4.5
D. 4.2

Which of the following is the result of expanding the series

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.