Unit 10 TEK 6.12C

The table below shows the average temperature in Anne's town for the months of January through July. What is the mean of the temperatures listed in the table, in degrees Fahrenheit? Please only type a number answer.

Tags

CCSS.6.SP.B.5C

Patricia recorded the prices of watches at a store. The prices are shown in the table.

What is the median price of watches in dollars?

Answer explanation

To find the median:

Arrange the data points from smallest to largest.

If the number of data points is odd, the median is the middle data point in the list.

If the number of data points is even, the median is the average of the two middle data points in the list.

Tags

CCSS.6.SP.B.5C

The list shows the numbers of employees in the nine departments at a company.

14, 23, 6, 56, 30, 26, 17, 2, 26

What is the range of the numbers of employees in these departments?

• 23

• 54

• 26

• 18

Answer explanation

The range is the difference between the highest and lowest values in a set of numbers. To find it, subtract the lowest number in the distribution from the highest.

Tags

CCSS.7.NS.A.1C

In the last eight games, the seventh-grade girls' basketball team has scored 82, 54, 69, 36, 48, 52, 44, and 39 points. What was the median number of points scored?

Tags

CCSS.6.SP.B.5C

The dot plot shows the lengths of the 12 trailers sold at a store last month. Which statement about the data is true?

• The interquartile range is 2.75

• The range is 17.

• The interquartile range is 2.75, and the range is 11.

• The range is 11

Answer explanation

We can find the interquartile range or IQR in four simple steps:

Order the data from least to greatest.

Find the median.

Calculate the median of both the lower and upper half of the data.

The IQR is the difference between the upper and lower medians.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1