Tables, bar graphs, pictographs, mean, median and mode.
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Q1 · Data Handling · EASY
The marks obtained by 8 students in a mathematics test are: 15, 18, 22, 15, 20, 18, 15, 19. What is the mode of this data?
Q2 · Data Handling · MEDIUM
A pictograph shows the number of books read by five students in a month. Each symbol represents 2 books. If Ravi's row has 4 book symbols, Priya's row has 3 symbols, and Meena's row has 5 symbols, how many books did these three students read in total?
Q3 · Data Handling · MEDIUM
The heights (in cm) of 7 students are: 145, 150, 148, 152, 150, 146, 149. What is the median height?
Q4 · Data Handling · EASY
A bar graph shows the number of bicycles sold by a shop over 4 months. In January, 30 bicycles were sold; in February, 45 bicycles; in March, 40 bicycles; and in April, 25 bicycles. What is the mean (average) number of bicycles sold per month?
Q5 · Data Handling · HARD
The table below shows the number of students who prefer different fruits: Fruit | Number of Students Apple | 12 Banana | 18 Mango | 15 Orange | 9 If this data is to be represented in a bar graph with a scale of 1 cm = 3 students, what will be the height of the bar representing Banana?