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 - Look at this series: 2, 1, (1/2), (1/4), ... What number should come next?

    1/3

    1/8

    2/8

    1/16

    1/10  Next
  2. Q.No 2 - A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

    12 days

    15 days

    16 days

    18 days

  3. Q.No 3 - 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

  4. Q.No 4 - The angle of elevation of the sun, when the length of the shadow of a tree 3 times the height of the tree, is

    30º

    45º

    60º

    90º

  5. Q.No 5 - 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

  6. Q.No 6 - Look carefully for the pattern, and then choose which pair of numbers comes next 42, 40, 38, 35, 33, 31, 28

    25, 22

    26,23

    26, 24

    26,22

    None

  7. Q.No 7 - Find the wrong number in the following series. 3252 , 3080 , 2958 , 2876 , 2826

    3080

    2876

    2826

    3252

    None

  8. Q.No 8 - 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

  9. Q.No 9 - Find the wrong number in the following series. 1250, 1322 , 1452, 1674, 2024 , 2544

    1250

    1674

    2544

    2024

    None

  10. Q.No 10 - 1, 2, 3, 5, 8, ?

    11

    13

    15

    9

    None of the above

    Prev 10/10