Showing posts with label graphs. Show all posts
Showing posts with label graphs. Show all posts

Monday, February 28, 2011

Musical Instruments Survey and Frequency Chart

Science and Mathematics
  • In this activity, children can conduct a survey to find out their family and/or friends' favorite musical instruments then record the data on a frequency chart.
  • Older students can follow up the activity by making a graph to display their data.



Materials

  • clipboard or notebook
  • pencil
  • ruler
  • crayons or markers

     
    Directions
    • Have students poll their family and friends as to their favorite musical instruments. They should mark a tally for each vote, then record this data (information) on a frequency chart.
    • Older children could use the data from the frequency chart to create a bar or other graph to display their results.The graph should include:
                         ~ title
                        ~ columns (equal to the number of instruments)
                        ~ 2 labeled axis
                         ~a numerical scale starting at zero

    • Finally students should explain their data (oral or written). Which instrument had the most votes? Which instrument had the fewest votes? Etc.
    • More advanced math students can also find the mean, medium, mode, maximum, minimum, and range for the data.

    Saturday, November 20, 2010

    Animals and Data Analysis

    This is a MATH Extension lesson to the Animal Classification Activity with stuffed animals.

     
     
     
     
     
     

    • Have the children estimate the number of stuffed animals that they have in each display. (How many mammals, reptiles, amphibians, etc.?????)
    • Then tally the number of animals in each group and create a tally chart. (Compare the numbers.)
    • Lastly, graph the number of animals in each group. Compare.  Which group has the most? Which group has the least?  Do any groups have the same number?
     
      Here is a MATH VIDEO from Brain Pop Jr. called Tally Charts and Bar Graphs to introduce or review Surveys, Tally Charts, and Bar Graphs.
      Click here: Brain Pop Video

        • An extension activity for older students is to find the Mean, Median, Mode, Maximum, Minimum, and Range from the Data in this activity.
        • Students can also record and display the data using tables, line plots, etc.


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