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Data Handling — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSData Handling5 Marks
Question
Take the data giving the minimum and the maximum temperature of various cities given in Table. Plot a double bar graph using the data and answer the question: Which is the hottest city and which is the coldest city?
Temperatures of Cities as on $20.6.2006$
City Max. Min.
Ahmedabad $38^{\circ} \mathrm{C}$ $29^{\circ} \mathrm{C}$
Amritsar $37^{\circ} \mathrm{C}$ $26^{\circ} \mathrm{C}$
Banglore $28^{\circ} \mathrm{C}$ $21^{\circ} \mathrm{C}$
Chennai $36^{\circ} \mathrm{C}$ $27^{\circ} \mathrm{C}$
Delhi $38^{\circ} \mathrm{C}$ $28^{\circ} \mathrm{C}$
Jaipur $39^{\circ} \mathrm{C}$ $28^{\circ} \mathrm{C}$
Jammu $41^{\circ} \mathrm{C}$ $26^{\circ} \mathrm{C}$
Mumbai $32^{\circ} \mathrm{C}$ $27^{\circ} \mathrm{C}$
✓

Answer



The Double bar graph for the given data is shown above.
We have to find the hottest and coolest city from the given cities while looking into the graph.
and, We know that, the hottest city would have the maximum temperature
And, coolest city would have the least temperature.
From the graph,
The highest bar for maximum temperature corresponds to Jammu.
Hence, Jammu is the hottest city.
And, the lowest bar of minimum temperature corresponds to Bangalore,
Hence, Bangalore is the coolest city among the given cities.

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