Grade 7 Summative Test

At an assembly 7 out of 10 students who entered the gym were carrying a backpack. Based on this information, if 700 students were at the assembly, how many students could be expected to be carrying a backpack?

• 49

• 490

• 210

• 421

Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?

• thirty students who are often tardy
• thirty students who are rarely tardy
• thirty of her friends
• thirty randomly selected students from her school

A sample should be

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

What is the range of the dot plot?

• 9
• 5
• 4
• 6

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

Find the mean of the data:
17, 27, 26, 2, 1, 21, 13, 16, 19, 5, 7

• 10.5
• 21
• 14
• 6

The mean is

• The middle score
•  Total & divided by number of scores
• The most frequent score
• The middle when in order

What is the median of the following list of numbers?

9, 9, 14, 7, 12, 8, 11, 19, 15, 11

• 9

• 11

• 10

• 12

How many more people 19 and under are in the French club than the Spanish club?

• 1
• 3
• 2
• 4

The median is

• The middle score
•  Scores added & divided by the number of scores
• The most frequent score
• The middle when in order