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Variables that can assume only a finite number of values or that have a finite number of values that can occur between any two points are called _____ variables.

Given the scores 50, 50, 60, 70, 80, 90, 92, 92, what is the cumulative relative frequency for a score of 90?

In a grouped frequency distribution, the interval size refers to

Sally’s dog just received second place in obedience class. This is considered a ________scale of measurement.

A relative frequency is:

A table that lists scores on a variable and shows the number of occurrences of each score is called a _______ distribution.

Dr. Johnson hypothesizes that NutraSweet reduces short-term memory. In order to test her hypothesis she gives 10 subjects a beverage containing NutraSweet (treatment group) and 10 subjects a beverage without NutraSweet (control group). She then measures the subject’s ability to recall a list of numbers. What is the independent variable?

Round the following value to four decimal places: 3.45599

Based on the box-plot depicted in the picture, what is the approximate value of the maximum score?

When a relative frequency is multiplied by 100, it reflects the _____ of times the score occurred.