Page 131 - Ganit Kaushal

Activities

Activity 1

Objective: To collect data and interpret the information.

Materials Required: Newspapers, a sheet of paper, and a pen/pencil.
Procedure: Do as asked in the following:

Take a blank piece of paper and paste any small news item from a newspaper on it. Each student may use a
different article. Now, prepare a table on the piece of paper as given below. (NCERT)

Count the number of each of the letters ‘c’, ‘e’, ‘i’, ‘r’, and ‘x’ in the words of the news article and fill in the
table as given below.

Letters c e i r x Any other letter of your choice:

Number of times found
in the news article

Based on the above information, answer the following questions:

(i) The letter found the greatest number of times is ________
(ii) The letter found the least number of times is ________
(iii) List the five letters ‘c’, ‘e’, ‘i’, ‘r’, ‘x’ in ascending order of frequency. Now, compare the order of
your list with that of your classmates. Is your order the same or nearly the same as theirs? (Almost
everyone is likely to get the order ‘x, c, r, i, e’.) Why do you think this is the case?

(iv) Write the process you followed to complete this task.
(v) Discuss with your friends the processes they followed.

(vi) What process would you follow if you did this task with another news item?

Activity 2

Do as asked in the following:

Roll a die 50 times and record the number you obtain each time. Prepare a frequency distribution table using
tally marks. Find the number that appeared:
(i) The minimum number of times.

(ii) The maximum number of times.
(iii) An equal number of times.

• Discuss and compare your answers with your classmates.

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