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2018 WAEC Mathematics Theory The table shows the distribution of sources obtained when a fair diwe was rolled 50...

Mathematics
WAEC 2018

The table shows the distribution of sources obtained when a fair diwe was rolled 50 times.

Score 1 2 3 4 5 6
Frequency 2 5 13 11 9 10

1. Draw a bar chart for the distribution

2. Calculate the mean score of the distribution

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Explanation

(a) The bar chart for the distribution is as shown

 

(b) They were able to construct the frequency distribution table as

Score (x) 1 2 3 4 5 6 Total
Frequency (f) 2 5 13 11 9 10 50
fx 2 10 39 44 45 60 200

Mean = \(\frac{200}{50}\) = 4

 


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