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Session 3 Quiz

Test What You Learned!

8 questions about Session 3: Collecting Data. Get 6+ right to pass!

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Progress

1

What are three ways to collect data?

  • Reading, writing, math
  • Surveys, observation, measurement
  • Guessing, estimating, hoping
  • Drawing, painting, coloring
2

When should you use a survey?

  • When you want exact measurements
  • When you want to know what people think or prefer
  • When you want to observe animals
  • When you are bored
3

What are tally marks used for?

  • Drawing pictures
  • Quick, accurate counting during data collection
  • Writing stories
  • Measuring height
4

Why should measurements include units?

  • To make them look fancy
  • Because 15 is meaningless without knowing 15 what (cm, kg, seconds)
  • Units are optional
  • Only scientists need units
5

What is a data collection error?

  • A type of graph
  • A mistake made while gathering data
  • A computer bug
  • An answer you do not like
6

What happens if you change your question mid-survey?

  • Results get more interesting
  • Results become unreliable because people answered different questions
  • Nothing changes
  • You get better data
7

Why is it important to write down your method?

  • For homework credit
  • So someone else can repeat your steps and verify results
  • To make your project longer
  • It is not important
8

If you ask 10 people their favorite color and 4 say blue, what can you say?

  • Blue is everyone's favorite color
  • Blue was the most common answer among the 10 people you asked
  • Nobody likes red
  • Blue is the best color