### Bar chart and expected frequencies for each class

Assignment Help Basic Statistics
##### Reference no: EM1315573

Advertisers need to know which age groups are likely to see their ads. Purchasers of 120 copies of Cosmopolitan are shown by age group, (a) Make a bar chart and describe it. (b) Calculate expected frequencies for each class.

Cosmo:

 Purchaser Age Units Sold 18-24 38 25-34 28 35-44 19 45-54 16 55-64 10 65+ 9 Total 120

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