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Class 10 Maths Chapter 14, Statistics, is one of the most important chapters present in the textbook. The weightage of this chapter in the CBSE exam is around 11 to 12 marks. On average, there will be 3 questions which could be asked from this chapter and marks will be distributed in a manner of 3+4+4 (it could vary as per question).
Download NCERT Solutions For Class 10 Maths Chapter 14 Statistics PDF. Ex 14.1 Class 10 Maths Question 2. Consider the following distribution of daily wages of 50 workers of a factory. Find the mean daily wages of the workers of the factory by using an appropriate method. Ex 14.1 Class 10 Maths Question 3.
Updated for new NCERT Book. Solutions of all questions of Chapter 13 Statistics of Class 10 available free at teachoo. All NCERT Questions are solved, with detailed answers of each and every question and example of the NCERT Book. In the Statistics chapter of Class 9, we learned how to find mean, median, mode of raw and ungrouped data.
Finding the median for grouped data when class intervals are given. Step 1: find the cumulative frequency for all class intervals. Step 2: the median class is the class whose cumulative frequency is greater than or nearest to n2, where n is the number of observations. Step 3: M edian = l + [ (N/2 – cf)/f] × h.
Jun 15, 2024 · 10th Maths Chapter 13 Solutions. NCERT Solutions for class 10 Maths Chapter 13 Statistics all exercises in English and Hindi Medium are given for 2024-25. Solutions can be viewed in Video Format or Hindi Medium Solutions format. Visit to Class 10 Maths Solutions to see the solutions of other chapters. Important questions and CBSE board exam ...
5 days ago · NCERT Solutions for Class 10 Maths Chapter 13 Statistics - Free PDF Download. NCERT Solutions of Class 10 Maths Chapter 13 Statistics, is crucial for understanding how to collect, analyze, and interpret data. This chapter covers important concepts such as mean, median, mode, and the representation of data using various graphical methods.
Class mark = Upper class limit + Lower class limit 2 With reference to Table 13.2, for the class 1 0-25, the class mark is 10 25 2 +, i.e., 17.5. Similarly, we can find the class marks of the remaining class intervals. We put them in Table 13.3. These class marks serve as our x i ’s. Now, in general, for the ith class interval, we have the ...
NCERT Solutions for Class 10 Maths Chapter 14 PDF. NCERT Solutions Class 10 Maths Chapter 14 Statistics enables the students to understand the concept of statistics by outlining its key points. This chapter also helps in the revision of concepts such as mean, median, mode. Apart from this, the students will be able to explore some new topics ...
Jul 19, 2024 · Statistics Class 10 Explanation. Statistics is a branch of Mathematics which deals with the collection, classification, and representation of any kind of data to ease the analysis and understanding. Various forms of data representations in the statistics up to the 10th level include bar graphs, pie charts, histograms, and frequency polygons.
Solution 2. Let us find class mark for each interval by using the relation. Class size (h) of this data = 20. Now taking 550 as assured mean (a) we may calculate di, u i and f i u i as following. Daily wages (in Rs) Number of workers (f i) x i. d i = x i - 550. f i u i.
