Describe in words the parameter of interest. The parameter is the average number of hours students at the school watch TV per day. The parameter is the average number of hours students in the statistics class watch TV per day. The parameter is the number of hours students at the school watch TV per day. The parameter is the number of hours students in the statistics class watch TV per day.

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.