Data Collection Experiment and Observation

how many students are there who get the point between 10 and 19 ?

• 2

• 3

how many students are there who get the point between 20 and 29?

• 7

• 4

• 6

Which method of collection would you use to collect this data ?
How often a slice of buttered bread lands 'butter down' when it is dropped 50 times?

• experiment

• observation 

• survey

Which method of collection would you use to collect this data ?
How often a red car is drawn from a pack of playing cards in 50 draws?

• experiment

• observation

• survey

To investigate whether standing up while studying affects performance in an algebra class, a teacher assigns half of the 30 students in his class to stand up while studying and assigns the other half to not stand up while studying. Which of the following best describes this plan?

• This is an observational study

• This is an experiment

• This is a stratified random sample

• This is a cluster sample

how many students are there  who spend between 31 and 60 minutes when they study  for math exam?

• 10

• 9

• 11

A scientific body of knowledge which deals with collection, presentation, interpretation and analysis of data.

• Probability

• Statistics

• Sequence

• Geometry

Determining if students using a calculator on a math final exam score better than students who do not use a calculator 

• Cenus

• Sample Survey

• Experiment

• Observational Study

_______ can take any value (within a range), is measured.

• continuous data

• discrete data

Which variable is considered continuous data?

• Number of students in a classroom

• Number of fish in a tank

• Time spent by a doctor examining a person