NORAC EXAM STUDY SHEET 2026 QUESTIONS
WITH SOLUTIONS GRADED A+
▶ Equation . Answer: Two Mathematical expressions separated by the
equals sign, =. The two expressions on either side of the equals sign hold
the same value as one another.
▶ Bar Chart . Answer: A graph that displays data that is distributed over
groups or categories.
▶ Relative Frequency . Answer: A way to approximate a percentage by
dividing the number of times an event occurred in an experiment by the
total number of trials.
▶ Causal Relationship . Answer: A relationship between two variables that
can be classified as cause-and-effect.
▶ Random Experiment . Answer: Experiment in which the outcome is not
known ahead of time and in which results do not affect future outcomes.
▶ A patient's medication was increased by 40 milligrams. What is the
percent increase in the medication if the original medication was 180
milligrams?
A. 2.2%
B. 4.5%
C. 22.2%
WITH SOLUTIONS GRADED A+
▶ Equation . Answer: Two Mathematical expressions separated by the
equals sign, =. The two expressions on either side of the equals sign hold
the same value as one another.
▶ Bar Chart . Answer: A graph that displays data that is distributed over
groups or categories.
▶ Relative Frequency . Answer: A way to approximate a percentage by
dividing the number of times an event occurred in an experiment by the
total number of trials.
▶ Causal Relationship . Answer: A relationship between two variables that
can be classified as cause-and-effect.
▶ Random Experiment . Answer: Experiment in which the outcome is not
known ahead of time and in which results do not affect future outcomes.
▶ A patient's medication was increased by 40 milligrams. What is the
percent increase in the medication if the original medication was 180
milligrams?
A. 2.2%
B. 4.5%
C. 22.2%
