7th Grade Math (Math 7) · Chapter 11 · Lesson 11.8 · Printable PDF

Experimental Probability and Relative Frequency Worksheet with Answer Key

7 problems on experimental probability and relative frequency: fractions and percents from counts, bike repair needs, a biased dog survey, a vehicle count table, bean bag tosses, barcode failures, and testing a claim about answers. 3 pages, with a worked answer key.

7 problems3 pagesanswer key
Printable Experimental probability and relative frequency worksheet with answer key - 7th Grade Math (Math 7) (Page 1 PDF preview)
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What's on the worksheet

  1. Write each relative frequency as a fraction, a decimal and a percent.
    18 times in 24 trials7 times in 20 trials33 times in 150 trials9 times in 40 trials6 times in 250 trials
  2. Word problem: estimating the chance a bike needs a new tire.
  3. Word problem: why asking dog park visitors may give a poor estimate.
  4. Complete a relative frequency table of vehicles on Elm Road.
  5. Word problem: Jin's running relative frequency of bean bags through a hole.
  6. Word problem: a self checkout machine's failed scans over two days.
  7. Test a website's claim that answers A, B, C and D are equally likely.

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Experimental probability and relative frequency: the lesson ›