Population and Samples

A school randomly chose ten English teachers and asked them which type of juice their students would prefer. Which reason best shows why this sample is biased?

• The sample didn't include students.

• The sample is too small.

• The sample can only be accurate if each teacher is included in the sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

The choir director in a high school wants to know how the students in the school feel about singing. If the director selects 100 girls and 100 boys to complete a survey, which method will result in a biased sample?

• The students will be selected from the choir

• The students will be selected randomly throughout the school

• The students will be selected on Wednesday afternoon before the choir concert

• The choir director will select five students from each of the forty homerooms in the school

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Which scenario would produce the least biased results?

• asking athletes at a gym what their favorite television show is
• asking shoppers at a store where their favorite place to shop is
• asking fans at a baseball game who their favorite baseball team is
• asking students in a college library what their favorite college sports team is

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

A computer manufacturer surveys its customers who purchased laptop computers to ask what software the company should include with its computer. Identify the population.

• Customers who purchased laptop computers.

• Customers of the store.

• Customers who are interested in software.

• Computer manufacturers

A survey company was trying to see if people in a state thought the pollution was too high. Which choice BEST represents the population to be surveyed?

• A selection of people from each neighborhood in the state.

• A selection of people who live in small towns.

• Every person in the state.

• A selection of people who live in dirty neighborhoods.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

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

• The girls in the school.

• 1 classroom for each grade

• All the students in the school.

• The students making a B in math.

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

A gaming website wanted to find out which console its visitors owned. Which choice BEST represents the population in this situation?

• Visitors with an 'e' in their user name.

• Visitors to the 3DS section.

• Visitors over 22.

• All the website visitors.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

You want to know how many students catch the bus to go home.  You go to the bus stop and ask students how they go home from school.  Is this a random sample or biased sample?

• BIASED
• RANDOM

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Who invented the game of basketball

• James Earl Jones

• James Coleman

• James Naismith

• James Northstrum

Tags

CCSS.RI.6.5

CCSS.RI.7.3

CCSS.RI.7.5

CCSS.RI.8.3

CCSS.RI.8.5

In what city and state did the game of basketball first begin

• Boston, Mass
• Springfield, Mass
• St Paul, Minn
• Springfield, Kan

Tags

CCSS.RI.6.3

CCSS.RI.7.3

CCSS.RI.7.5

CCSS.RI.8.3

CCSS.RI.8.5