The following table gives the distribtution of weekly income of 160 families in a town : Weekly Income ( $ ) No. of Families 2000 – 4000 20 4000 – 6000 40 6000 – 8000 50 8000 –12000 32 12000 –16000 16...

The following table gives the distribtution of weekly income of 160 families in a town :<br>Weekly Income ( $ )<br>No. of Families<br>2000 – 4000<br>20<br>4000 – 6000<br>40<br>6000 – 8000<br>50<br>8000 –12000<br>32<br>12000 –16000<br>16<br>16000 -20000<br>(i) Calculate the lower and upper quartile income levels.<br>(ii) It is decided that 80% of the families should pay income tax. What is the minimum taxable<br>income?<br>

Extracted text: The following table gives the distribtution of weekly income of 160 families in a town : Weekly Income ( $ ) No. of Families 2000 – 4000 20 4000 – 6000 40 6000 – 8000 50 8000 –12000 32 12000 –16000 16 16000 -20000 (i) Calculate the lower and upper quartile income levels. (ii) It is decided that 80% of the families should pay income tax. What is the minimum taxable income?

Jun 08, 2022

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The following table gives the distribtution of weekly income of 160 families in a town : Weekly Income ( $ ) No. of Families 2000 – 4000 20 4000 – 6000 40 6000 – 8000 50 8000 –12000 32 12000 –16000 16...

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