Math 7 August 13 Warm Up

Front

What is the mode of a data set?

Back

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

Front

If the mode of a data set is 7, which of the following could be the data set? 1) 7, 8, 9, 10 2) 5, 6, 7, 7, 8 3) 6, 7, 8, 9 4) 5, 6, 8, 9

Back

The data set 5, 6, 7, 7, 8 has a mode of 7.

Front

What is the mean of the following set of numbers: 4, 7, 9, 6, 4?

Back

The mean is 6.

Front

How do you calculate the mean of a data set?

Back

Add all the numbers together and divide by the total count of numbers.

Front

What is the median of a data set?

Back

The median is the middle number when the numbers are arranged in order.

Front

What is the median of the following data set: 12, 15, 11, 18, 14?

Back

The median is 14.

Front

How do you find the median of a data set with an odd number of values?

Back

Arrange the numbers in order and select the middle number.

Front

How do you find the median of a data set with an even number of values?

Back

Arrange the numbers in order and calculate the average of the two middle numbers.

Front

What is the range of a data set?

Back

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

Front

Which statement is true about the following data sets? Set X: 2, 4, 6, 8; Set Y: 3, 3, 7, 9. Both sets have the same mean, Set X has a higher mean than Set Y, Set Y has a higher mean than Set X, Both sets have the same range.

Back

Both sets have the same range.