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4 cards from this section. Quick, good the night before a test.
What is the mean of 10, 20, and 30?
Add all the numbers and divide by how many there are.
Arrange these numbers 7, 3, 5 in ascending order and find the median.
Find the middle number after ordering.
What is the median of this data set: 8, 3, 5?
Sort the numbers and find the center.
True or False: The mode is always the largest value in a data set.
Remember, mode refers to frequency, not value.
A school has test scores: 57, 45, 78, 89, 98, 45, 467. Calculate the mean, median, and mode.
Calculate the sum for mean, arrange data for median, and find the recurring value for mode.
In a fruit store, weights of apples are grouped as follows: 1-2kg (5), 2-3kg (3), 3-4kg (8). Calculate the mean weight.
Use midpoints of intervals multiplied by frequencies.
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