Key Science Skills Crossword Puzzle

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Across
  1. 1. A method that tests cause and effect by manipulating an independent variable
  2. 3. The variable that is measured to determine the effect of the IV
  3. 6. Any variable other than the IV that could influence the DV
  4. 7. A variable kept constant to prevent it affecting the DV
  5. 11. A testable prediction about the relationship between variables
  6. 12. A sample that accurately reflects the characteristics of the population
  7. 13. The process of selecting participants from the population
  8. 14. A sampling method where the population is split into groups and selected proportionally
  9. 15. A research method that examines the relationship between two variables
Down
  1. 2. The entire group of interest from which a sample is drawn
  2. 4. A sampling method using whoever is easiest to access
  3. 5. An in-depth investigation of a single person or small group
  4. 8. Watching and recording behaviour in a natural or controlled setting
  5. 9. The variable that the researcher deliberately manipulates
  6. 10. Factors that can change or vary in an investigation
  7. 13. The group of participants selected to take part in a study
  8. 16. A sampling method where every member of the population has an equal chance of being chosen