mid term exam 2023

Calculate the MEAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Calculate the MEDIAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Calculate the MODE for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Calculate the RANGE for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

On a recent test, one class of 26 students had a mean score of 78%, while another class of 32 students had a mean score of 86%. What is the overall mean of the two classes combined?

• 82

• 82.4

• 81

• 83

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

CCSS.7.SP.B.4

A survey should always be ____ and ____.

• random and biased
• random and unbiased

Tags

CCSS.HSS.IC.B.3

A sample should be

• representative of  only middle school students only
• a very large group
• representative of the population
• representative of people who volunteer

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

If you score 76, 85, 97, and 83 on your math tests, what would your median score be? 

• 84
• 90
• 85
• 88

Tags

CCSS.7.EE.B.3

A data set can have more than one median?(more than 1 answer)

• True

• False

To find the average or mean of a set of numbers, add up all the items and divide by...

• 2

• The minimum

• The maximum

• The number of items

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5