Answer: sentence 4
Step-by-step explanation:
Answer:
Step-by-step explanation: Round to the nearest whole number. In order to find the standard deviation, we first have to calculate the mean (average) of the numbers. To get this we add all the numbers together and then divide by 12 since there are 12 numbers. The mean = 782. Next, we take each number and subtract the mean, taking the result and squaring it.
Answer:
-2
Step-by-step explanation:
3x isnt used because it stated when x>1.
so -2(1) is -2, because x =< 1 is true
Eight more than six times a number added to one more than nine times the number
(8 + 6x) + (1 + 9x)
9 + 15x
Answer:
1/4 divided by 3 = 1/12.
Step-by-step explanation:
hope this helps