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5 cards from this section. Quick, good the night before a test.
What is the mean of the dataset {10, 20, 30, 40}?
Add all numbers and divide by how many there are.
Identify the mode in the following dataset {4, 1, 2, 4, 3}?
Look for the number that appears most frequently.
What is the mean of the numbers 10, 20, 30?
Add the numbers then divide by how many there are.
True or False: The median is always the same as the mean.
Consider the arrangement of data values.
In a class of 20 students, 12 passed a math exam. Calculate the probability of randomly selecting a student who passed the exam.
Count the total students and the number who passed.
A bag contains 4 red, 6 blue, and 5 green balls. What is the probability of drawing a blue ball?
Determine the total number of balls first.
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