ABOUT THIS COURSE

  1. Introduction
  2. Mean of Grouped Data
  3. Mode of Grouped Data
  4. Median of Grouped Data
  5. Graphical Representation of Cumulative Frequency Distribution
  6. Summary

Maths ( Statistics )

Duration: 120 Minutes | Course Code: 1140

Rs. 590

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Chapter 14- Statistics

Get your statistics right with our course!

The study of statistics is a part of CBSE curriculum in class 10th. The students learn to find the mean, median and mode of the grouped data. Plus, the representation of the graphical frequency is also learned.

ScoreX™ provides you the course of the cbse class 10 maths statistics with all the topics covered in an effective manner.

What do you get in this chapter course?

In the course of the class 10 ncert solutions for maths chapter statistics, we ensure that you get to practice all the topics:

1. Mean of Grouped Data

The mean of the grouped data is found by using a simple formula that includes the sum of data, midpoint and the frequency.

2. Mode of Grouped Data

The mode is the value that you find in the grouped data maximum times. The most often repeated number becomes the mode of that grouped data.

3. Median of Grouped Data

To find the median, you need to rearrange the grouped data in an order of smallest to largest. This is an important aspect to find the right answer of the given grouped data.

4. Graphical Representation of Cumulative Frequency Distribution

Along with the grouping and other terms, you also learn to represent the cumulative frequency distribution in a form of graph.

So, it would be a wise move to get our course and learn smartly. You can call us now to ask all your questions or to know more about our other courses.

  1. Q.No 1 - A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?

    10/21

    11/21

    2/7

    5/7

    1/10  Next
  2. Q.No 2 - A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:

    650

    690

    698

    700

  3. Q.No 3 - The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?

    0

    1

    10

    19

  4. Q.No 4 - 2442 , 1222 , 614 , 312 ,163 , 90 , 55.75 Look at series carefully and find the wrong number

    1222

    312

    90

    614

    None of the above

  5. Q.No 5 - 5, 50, 45, 450, 445, ?, 4445

    4450

    4600

    4550

    4500

    None of the above

  6. Q.No 6 - 1, 2, 3, 5, 8, ?

    11

    13

    15

    9

    None of the above

  7. Q.No 7 - Find the wrong number in the following series. 1250, 1322 , 1452, 1674, 2024 , 2544

    1250

    1674

    2544

    2024

    None of the above

  8. Q.No 8 - Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?

    7

    10

    12

    13

    None of the above

  9. Q.No 9 - Look carefully for the pattern, and then choose which pair of numbers comes next 9, 16, 23, 30, 37, 44, 51

    59,66

    58,65

    54, 61

    56,62

    None

  10. Q.No 10 - Find the wrong number in the following series. 3252 , 3080 , 2958 , 2876 , 2826

    3080

    2876

    2826

    3252

    None

    Prev 10/10