Population vs Sample

A restaurant chain wanted to find out how the customer experience was in a store. Which choice best represents a sample?

• 1 out of every 35 customers

• All of the people who ate at the store

• 240 customers who spent more than $10

• 282 customers who filled out complaint cards

A librarian at a school wanted to find out what genre of books students liked most. Which choice best represents a sample?

• Every 10th student who walks through the front door of the school

• All the teachers at the school

• All the students at the school

• Students who don't like to read

A principal wanted to see which subject the 695 students in the school liked best. Which choice best represents a sample?

• The students making a B in math

• The girls in the school

• All the students in the school

• 1 classroom for each grade

A sample of students is taken from the school's A honor roll. The school estimates that there are actually 360 students on the A honor roll. Using this sample from the table, how many students on the A honor roll are 8th graders?

• 126 8th graders

• 280 8th graders

• 172 8th graders

• 114 8th graders

• 1425
• 1475
• 1525
• 1575

Tags

CCSS.6.RP.A.3B

• 10820
• 10920
• 11820
• 11920

• 1247
• 1257
• 1347
• 1357

_______ is a part of a group being surveyed.

• Sample

• Population

• Random Sample

• Quartile

True or False: all samples lead to a good prediction about an entire population.

• True

• False