Data Handling

If the data set is $9, 3, 5, 1, 7$, what is the number in the middle when arranged in ascending order?

How many tally marks will you draw for the number $14$?

Which of these is used to represent data using symbols or pictures?

What is the frequency of 'Cat' in the following list: Cat, Dog, Rabbit, Cat, Cat, Dog?

What is the frequency of vowels in the word 'DATA'?

In a box of 15 pens, 5 are Red, 4 are Black, and 6 are Blue. Which color has the highest frequency?

In the word 'MISSISSIPPI', what is the frequency of the letter 'I'?

Consider the first 15 multiples of 4. If we organize them into intervals $0-20, 20-40, 40-60, 60-80$, which interval has the highest frequency? (Note: Upper limits are excluded).

A teacher recorded the heights of 25 plants. The frequency of plants between $10-20$ cm is 10. If 5 more plants are measured and all are $15$ cm tall, what percentage of the total plants now fall in the $10-20$ cm interval?

A data set contains 30 numbers. The frequency of 'Even numbers' is 18. If 4 even numbers are replaced by 4 odd numbers, what is the new ratio of Even to Odd frequencies?

How many symbols are needed for $100$ items if $1$ symbol = $25$ items?

If $5$ sun symbols represent $50$ sunny days, what does $1$ sun symbol represent?

A pictograph shows the number of cycles sold. If $1$ cycle symbol = $10$ cycles, and Monday shows $2.5$ cycles, how many cycles were sold on Monday?

If a square represents $4$ units, what would $24$ units look like in symbols?

If $20$ symbols represent $1000$ items, how many items does $1$ symbol represent?

In a pictograph of ice-creams sold, $1$ cone = $15$ ice-creams. If Monday sold $45$ and Tuesday sold $60$, how many more cones are drawn for Tuesday than Monday?

A school has $400$ students. In a pictograph, $1$ person symbol = $40$ students. If the symbols are divided by grade (Grade 6: $3$ symbols, Grade 7: $4$ symbols, Grade 8: $3$ symbols), are all $400$ students represented?

A bakery tracks cake sales using a 'cake' symbol representing $24$ cakes. On Saturday, they sold 5 symbols. On Sunday, they sold 7 symbols. If each cake is sliced into $8$ pieces and sold for Rs $20$ per slice, what is the total sales amount for the weekend?

The number of visitors to a museum is shown by a 'person' icon representing $100$ people. Monday: 4 icons; Tuesday: 5 icons; Wednesday: 3 icons. If the entry fee is Rs $50$ for adults and kids enter free, and $60\%$ of the total visitors over these three days were adults, what was the total collection?

A farmer recorded his rainfall data using a 'cloud' symbol representing $12$ mm of rain. In July, he recorded 8 symbols. In August, he recorded 6 symbols. If the average rainfall required for his crop is $150$ mm over two months, how much more rain (in mm) was needed?

What is the total frequency of the data shown in the bar graph?

The bar graph shows the number of students in each grade. If there are $30$ students in Grade 6 and $45$ students in Grade 7, which bar is taller?

In a bar graph, if $1$ cm represents $50$ people, what length of bar would represent $225$ people?

In the bar graph, the height of the bar for 'Apples' is $8$ units. If $1$ unit represents $4$ apples, what is the total number of apples?

In the bar graph showing the population of four villages, which village has the second largest population?

Which category represents $25\%$ of the total value in this graph?

In the given bar graph, what is the increase in the number of tourists from 2018 to 2019?

The bar graph shows the number of bicycles produced by a company. If the production in 2024 is projected to be $20\%$ more than the combined production of 2021 and 2022, how many bicycles will be produced in 2024?

The graph shows the monthly savings of a family. If the family's monthly income is fixed at Rs 40,000, in which month did they spend exactly Rs 32,500?

Study the bar graph showing rainfall in a city over 4 years. What is the percentage increase in rainfall from 2020 to 2021?

In a bar graph showing the favorite subjects of Grade 6 students, the bar for Mathematics reaches the mark of 40. If the scale used is $1$ unit $= 10$ students, find the total number of students who chose Mathematics.

A student is making a bar graph to represent the number of fruits sold in a day. If 1 unit length on the vertical axis represents 5 fruits, how many unit lengths are needed to represent 35 fruits?

In the flowchart for drawing a bar graph, what is the step after 'Choosing a suitable scale'?

A bar graph is used to show the points scored by four houses: Red ($40$), Blue ($60$), Green ($30$), Yellow ($50$). If $1$ unit = $10$ points, which house will have the shortest bar?

If $10$ students represent $1$ unit and the total number of students is $100$, what is the total height of all bars combined if they were stacked on top of each other?

Which of the following is true for the 'width' of bars in a bar graph?

If the data values are $500, 1000, 1500, 2000$ and we use the scale $1$ unit = $500$, what will be the heights of the bars in units?

A school library records the number of visitors over five days. The librarian decides to draw a bar graph. If the scale is set such that $1\text{ unit} = 25\text{ visitors}$, and the sum of the bar heights for Monday, Wednesday, and Friday is 14 units, what is the total number of visitors on those three specific days?

The data below shows the favorite colors of 120 students. A bar graph is being constructed where the height of the bar for 'Blue' is 8 cm. If the scale used is $1\text{ cm} = 5\text{ students}$, and the total number of students who chose 'Red' and 'Green' is equal to the number of students who chose 'Blue', what is the total number of students accounted for in these three colors?

A student is drawing a bar graph representing the number of books sold by a store over 4 months as shown in the table below. If the student uses a scale where 1 unit length on the y-axis represents 15 books, what will be the combined height (in units) of the bars for January and April?