Improvements

• How to improve the inaccuracy of human reaction time?

  Minimise distractions
• How to improve the reliability of sediment size?

  Choose more rocks to measure (10 instead of 5)
• How to improve the reliability of our results?

  Visit different sites
• What is reliability?

  Consistency.
• What is accuracy?

  The closeness of a measurement to the true value.
• How to improve the accuracy of velocity of a river channel?


  Use a flowmeter