A1 12.5 Surveys & Samples

Each member of the population has an equally likely chance of being selected to participate in a .....

• convenience sample

• random sample

Anything that favors a particular outcome

• bias

• survey

• sample

• population

The smaller group of the population that is selected to take the survey

• Population

• Sample

• Instrument

• Outcome

The entire group of people that represent the kind of people the researcher would like to study.

• Population

• Survey Sample

• Survey Item

• Survey Outcome

According to a random telephone survey of 200 adults, 75% of all working adults in the U.S. are satisfied with their current job. What is the population in this survey?

• 200 adults

• adults in the US

• 75% of adults

Clementine completes a report by asking 70 students across campus. She found that 48% of KVMS students do not wash their hands after using the bathroom. What is the sample size?

• 48

• 100

• 70

• All KVMS students

Aaliyah 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 at school

A U.S. senator from Pennsylvania wants to find out the opinion of the voters in his state on issues concerning education. The office of the senator passes out surveys on ten street corners in the five major cities in the state of Pennsylvania. Is this random?

• yes

• no

Leslie surveyed the 9 youngest students in the elementary school. Is this sample of the students in the school likely to be representative of all the students in the school?

• yes

• no

A U.S. senator from Maine wants to find out the opinion of the voters in his state on issues concerning education.  The office of the senator sends out a survey to a random sample of registered voters in Maine.  Is this random sampling?

• Yes
• No