Simplify by distributing and/or combining like terms.  Show all work on your paper, to be uploaded at the end of the test. Correct answers with no work at most receives 1 point. 9(x – 3) – (x + 2)

Evaluate the expression.  Negative solutions should not have a space in between the sign and the number.  For example, “Negative 3” should read as -3. Show ALL work on your paper, to be uploaded at the end of the test.  Correct answers with no work at most receives 1 point. |a – 4b|   if a = 7 and b = 2

Identify the property shown below. -5(x + 7) = -5x – 35

Which of the following is NOT a convention of decision trees?

The standard normal distribution has a mean and a standard deviation respectively equal to

To designate a rectangular dataset as a table in Excel and employ powerful tools for analyzing data, you must first do which of the following?

According to the empirical rule, how many observations lie within +/- 2 standard deviation from the mean?

When constructing a decision tree, decision nodes are represented by which of the following shapes?

Which of the following are considered numerical summary measures when comparing two numerical variables?

The folding back process in a decision tree involves