MEan, Median, Mode, Range, & Quartile Test

Front

What is the definition of the mean?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the count of numbers.

Tags

CCSS.6.SP.B.5C

Front

What is the definition of the median?

Back

The median is the middle number in a sorted list of numbers. If there is an even number of observations, the median is the average of the two middle numbers.

Tags

CCSS.6.SP.B.5C

Front

What is the definition of the mode?

Back

The mode is the number that occurs most frequently in a data set.

Tags

CCSS.6.SP.B.5C

Front

What is the definition of the range?

Back

The range is the difference between the highest and lowest values in a data set.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Front

What is the definition of quartiles?

Back

Quartiles are values that divide a data set into four equal parts, with each part containing 25% of the data.

Tags

CCSS.6.SP.B.5C

Front

How do you find Quartile 1 (Q1)?

Back

Q1 is the median of the lower half of the data set, excluding the median if the number of observations is odd.

Tags

CCSS.6.SP.B.5C

Front

How do you find Quartile 3 (Q3)?

Back

Q3 is the median of the upper half of the data set, excluding the median if the number of observations is odd.

Tags

CCSS.6.SP.B.5C

Front

What is the formula for calculating the interquartile range (IQR)?

Back

IQR = Q3 - Q1, which measures the spread of the middle 50% of the data.

Tags

CCSS.6.SP.B.5C

Front

Find the mean of these numbers: 4, 5, 5, 2, 3, 3, 2, 8.

Back

Mean = (4 + 5 + 5 + 2 + 3 + 3 + 2 + 8) / 8 = 4.

Tags

CCSS.6.SP.B.5C

Front

Find the median of these numbers: 2, 3, 4, 5, 5, 5, 7.

Back

Median = 5 (the middle number in the sorted list).

Tags

CCSS.6.SP.B.5C