Data type

When trying to study the number of hours rhinoceros sleep each night, Ben went to all the zoo in Australia to collect data. Which type of data did he collect and was his study a survey or census?

• Nominal, survey

• Ordinal, census

• Discrete, census

• Continuous, survey

Jack wanted to know how much hotdogs cost at school canteens in Werribee. He sent an email to all the school in Werribee and got his answer. What kind of data did he collect and was it a survey or census?

• Categorical, survey

• Categorical, census

• Numerical, survey

• Numerical, census

Aiden wanted to find out how much his friends liked him. He gave 20 of his friends the following options to choose from, "my man!", "you are okay, dude", "nah, not today", "are we even friends".

What type of data is his options to his friends?

What type of data is Aiden be collecting?

• Nominal and continuous

• Continuous and discrete

• Ordinal and discrete

• Discrete and continuous

Talking to 50 students to know who is the best teacher in Werribee Secondary College?

• Sample

• Population

Talking to students in a canteen line about if the canteen food is expensive.

• Sample

• Population

Abisha wants to know how many students would like to join a Bangla club at school. She chose to ask students from her math and science class.

• Bias sampling

• Random sampling

Pav wanted to know find out how people come to school.

He stood at the canteen area and asked people how they got to school.

• Bias sampling

• Random sampling

Sahaj wanted to know how much of homework students do each night.

He talked to anyone not wearing black shoes during recess.

• Bias sampling

• Random sampling

To report on how well Year 8 students are doing in math, the principal looked at all the math results of Year 8 students. The principal was looking at a _______ data.

• Sample

• Population

1st, 2nd and 3rd place in a race is an example of _____ data.

• ordinal

• nominal

• discreet

• continuous