Form 12: Percent Error - Counting and Population Estimates Exercise

Form 12: Percent Error - Counting and Population Estimates

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Form 12: Percent Error - Counting and Population Estimates

Determine percent error in population estimates and counting tasks. Evaluate accuracy when estimating group sizes or animal populations.

Questions

  1. MultiChoice

    A park ranger estimated 220 deer in a park. Actual count was 200 deer. Find percent error.

  2. MultiChoice

    A student estimated 380 jellybeans in a jar, but exact number was 400. What is percent error?

  3. MultiChoice

    An ecologist estimated 60 fish in a pond, but actual population was 50. Calculate percent error.

  4. MultiChoice

    A concert venue estimated crowd size as 520 people. Actual attendance was 500. Find percent error.

  5. MultiChoice

    A teacher estimated 115 books on a shelf, but actual count was 100. Calculate percent error.

  6. MultiChoice

    A student estimated 46 marbles in a bag. Actual count was 50. Determine percent error.

  7. MultiChoice

    An orchard farmer estimated 125 apple trees, but actual count was 100. Find percent error.

  8. MultiChoice

    A census estimated city population as 1,020 residents. Actual count was 1,000. Calculate percent error.

  9. MultiChoice

    A store owner estimated selling 70 shirts, but actual sales were 80. What is percent error?

  10. MultiChoice

    A library estimated receiving 159 new books. Actual count was 150 books. Find percent error.

  11. MultiChoice

    A scientist estimated 270 bacteria colonies in a petri dish. Actual count was 300. Calculate percent error.

  12. MultiChoice

    A birdwatcher estimated seeing 29 birds, but true count was 25. Determine percent error.