A student solved this problem. Use the drop-down menus to justify steps 1 and 3. Step 1:
Step 2:
8 + [4(16 +23)]
8 + [4(16) + 4(23)]
8 +(64 +92)
8 + (92 +64)
(8 +92) + 64
100 + 64
164
Step 3:
Step 4:
Step 5:
Step 6:
7

What is the shape of the height and weight distribution

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0