Civil Service Exam Reviewers | Analytical Ability | Set 2 (Reading a Bar Chart or bar Graph)


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A bar chart is a visual representation of data using rectangular bars. The length of each bar corresponds to the value it represents, making it easy to compare different categories or groups.

Analyzing a bar chart involves looking at the heights of the bars to understand patterns or trends in the data. You can compare the heights of the bars to see which categories have higher or lower values, and identify any outliers or significant differences between the groups.

Below are some examples on how to analyze bar charts.

Bar Chart src: ace reviewer
1) In which country does the estimated income earned the highest?
a) China
b) Australia
c) Japan
d) Singapore
e) Iceland
Solution

Answer: e) Iceland. (compare the bar chart, the longer the chart the higher the value)

2) In which country does the estimated combined income earned of India, Philippines, Indonesia, and Vietnam exceeded by almost 92%?
a) Japan
b) South Korea
c) China
d) Hongkong
e) Singapore
Solution

Combined Income = India + Philippines + Indonesia + Vietnam

Combined Income = 1620 + 3833 +2410 +2520

Combined Income = 10, 383

Combined Income (92%) = 10, 383 (0.92) = 9552.36

In the chart, we look for a country that has an income of around(approximate or close) 10, 383 + 9552.36 = 19 935.36. The closest is Singapore (20, 044)

3) What percent does the income earned by Female in the Philippines?
a) 1.2%
b) 1.1%
c) 2.7%
d) 1.8% **
e) 3.1%
Solution

Total Income of all countries = 212, 565

Income earned by female in the Philippines = 3833 (100) / 212565 = 1.8%

The answer is d) 1.8%

4) What is the average estimated income of female in European countries?
a) Php26,549.00
b) Php26,651.00
c) Php27,440.00
d) Php26,628.00
e) Php27,063.00
Solution

European Countries = UK and Iceland = 26242 + 28637 = 54879

Average = 54879/2 = 27 439.5 = 27 440

The answer is c) Php27,440.00

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