RS Math 1 unit 1 Review

Tammy recorded the amount of time she spent on six activities over a twenty four hour period and drew a bar graph, as follows:

Approximately how many more hours did she spend sleeping than watching TV?

• About 3½ hours longer

• About 4 hours longer

• About 4½ hours longer

• About 5 hours longer

Tags

CCSS.3.MD.B.3

What is the range in gas mileage for SUVs?

• 2
• 3
• 4
• 6

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The following parallel dotplots show the total family income of randomly chosen individuals from Indiana (38 individuals) and New Jersey (44 individuals). Which of the following correctly compares the center of the distribution?

• The Indiana distribution is roughly symmetric, while the New Jersey distribution is right-skewed.

• The distribution for Indiana has a similar center to the distribution for New Jersey, around $45,000.

• The variability for Indiana is less than the variability for New Jersey.

• $125,000 appears to be an outlier for the Indiana distribution and there isn't any obvious outliers for the New Jersey distribution.

Tags

CCSS.HSS.ID.A.3

The dotplots compare the number of hours a group of teenagers spent on two activities.

Select the answer that is NOT true.

• The data for exercise has a lower center than the data for video games.

• Both dotplots appear to be skewed right.

• Both dotplots appear to have outliers.

• The time spent on video games had a greater range than the time spent on exercise.

Tags

CCSS.HSS.ID.A.3

How many babies weighed between seven and eight pounds at birth?

• 8

• 2

• 30

• 22

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Describe the shape of this histogram.

• Skewed right
• Skewed left
• Symmetric
• Unimodal

Describe the shape of this graph?

• Skew right

• Skew left

• Symmetrical

• uniform

Find the median.
12, 5, 9, 18, 22, 25, 5

• 9
• 8
• 12
• 18

Tags

CCSS.6.SP.B.5C

If there is an even number of data in the data set how do you find the median?

• order the data and find the middle value
• order the data add the 2 middle values and divide by 2

Tags

CCSS.6.SP.B.5C

Given the data set: 23, 34, 27, 12, 30, 26, 28, 31, 34

Find the IQR.

• 8

• 9

• 24.5

• 32.5

Tags

CCSS.6.SP.B.5C