16. This scale balanced with 3 green blocks on one side and 1 blue x-block on the other side. Find
the number to multiply by that makes the scale
balance. Then complete the equation to make
it true.
15 =

Tree diagram to find the prime factors of 18

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true