Sampling Techniques and Survey Methods

Consuelo conducted research for her math class by randomly

surveying students in her high school. Through her survey, she

discovered that 62% of the students surveyed have at least one pet.

Of those students with at least one pet, 85% consider themselves to

be very responsible. Which question could have been answered by

Consuelo’s survey?

• What percentage of students with pets consider themselves very responsible?
• What types of pets do students have?
• Does owning a pet make you very responsible?

• What percentage of students do not have pets?

Tags

CCSS.8.SP.A.4

A sample that divides a population into specific segments and then

takes a random sample from each segment is an example of which

sampling technique?

• Convience

• Cluster

• Simple Random

• Stratified Sample

Tags

CCSS.HSS.IC.B.3

Mike and Juanita want to learn more about students’ dietary intake.

What is the BEST way to collect this information?

• give students a quiz on nutrition and meal planning

• give students a journal to record everything they eat for a week

• ask students what they ate for breakfast on Saturday

• ask students to describe their favorite meal

Ms. Page, a dance teacher, wants to know if students would go to an

after-school dance. According to simple random sampling principles,

which of these is the best method to survey students about

the dance?

• Ask 50 random students from Ms. Page's dance classes if they would

  attend.

• Ask 50 random girls in the school if they would attend.

• Ask 50 random students in the school if they would attend.

• Ask 50 random boys in the school if they would attend.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A standard six-sided die is rolled once. What is the probability of

rolling a number less than 3 or rolling a number greater than 5?

• 1/3
• 1/2
• 2/3
• 1/6

Tags

CCSS.HSS.CP.B.7

In a deck of 52 standard playing cards

Let Event A be drawing a red card

Let Event B be drawing a card that is a face card without

replacement.

what are events A and B?

• Complementary

• Dependent

• Independent

• Mutually Exclusive

Tags

CCSS.HSS.CP.A.5

Julia sells shirts at Crabtree Valey Mall. Which group should she survey to determine which color of shirt will have the greatest numbers sold?

• female customers

• customers wearing red

• 200 random customers

• 10 of her friends at work

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

• Cluster

• Convenience

• Simple random

• Stratified random

• Systematic

Tags

CCSS.HSS.IC.B.3