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Class 7 Mathematics Chapter 3 Data Handling Quiz 16 (19 MCQs)

Quiz Instructions

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1. In a percentage pie chart, what angle represents 10% of the data?
2. An Auditorium has 600 seats. 2/3 of the seats are empty. How many seats are empty
3. Consider the data set below consisting of 8 data values.10, 9, 5, 18, 12, 13, 5, 20Which data value when added to the data set does not change the median of the data set?
4. Using Graph 1 on your worksheet work out how many oranges were sold?
5. As part of class project, Rekha needs to find the average age of her family members. Rekha writes herfamily member's age as follows32, 30, 23, 19, 15Which of these is the average age of members in Rekha's family?
6. Find half of the sum of $\frac{\text{4}}{\text{15}}$ $\frac{\text{11}}{\text{15}}$
7. In the interval 35-45, 45 is called
8. The data 12, 13, 14, 15, 16 has every observation as mode.
9. A coin is flipped to decide which team starts the game.What is the probability that your team will start?
10. Select the correct output out of the following:str1 = 'Welcome'print(str1[4])
11. A ..... is a representation of numbers using bars of uniform widths.
12. The Arithmetic Mean of 36, 35, 50, 46, 60, 55 is .....
13. In the grouped data, each of the group is called .....
14. + 459
15. Data can also be represented by using Tally Marks. Which are ..... lines drawn for each observation. For the fifth observation, a ..... line is drawn crossing the four other lines.
16. Which measure of central tendency best represents the data of the most popular politician after a debate?
17. Pick the appropriate responses for the following question:"Will you be attending the school event this Friday?"
18. Which of the following is not a set?
19. Identify the right type of chart using the following hints.Hint 1:This chart is often used to visualize a trend in data over intervals of time.Hint 2:The line in this type of chart is often drawn chronologically.
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