nishtha 3.0 fln diksha portal module 2 shifting towards competency based education quiz answer key

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Ch 4 Organisation of data Statistics grade 11

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  Page No 4.54: Question 1: Following are the figures of marks obtained by 40 students. You ae required to arrange them in ascending and in descending order. 15 18 16 14 10 6 5 3 8 7 22 18 14 19 17 8 6 4 10 3 12 16 15 13 11 10 18 22 14 19 11 18 22 14 25 21 17 8 9 10 ANSWER: Marks in Ascending Order:  3, 3, 4, 5, 6, 6, 7, 8, 8, 8, 9, 10, 10, 10, 10, 11, 11, 12, 13, 14, 14, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 18, 18 ,19, 19, 21, 22, 22, 22, 25 Marks in Descending Order:  25, 22, 22, 22, 21, 19, 19, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 13, 12, 11, 11, 10, 10, 10, 10, 9, 8, 8, 8, 7, 6, 6, 5, 4, 3, 3 Page No 4.54: Question 2: Heights (in inches) of 35 students of a class in given below. Classify the following data in a discrete frequency series 58 60 72 68 58 55 58 72 55 68 66 60 60 55 76 66 58 72 68 60 55 68 55 58 62 66 72 58 60 68 55 58 65 72 68   ANSWER: In the form of frequency distribution, the given data can be arranged as follows.   Heig...
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Ch 5 presentation Statistics grade 11

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  Page No 116: Question 1: Using some hypothetical data, and descriptive form of data presentation: Describe the impact of strike by the traders in your city. ANSWER: The strike by traders in our city has caused shortage of onions by 50% and pushed up onion prices by 75%. Page No 116: Question 2: Using some hypothetical data, and descriptive form of data presentation: Decribe the impact of increase in the price of petrol on the demand for cars and scooters. ANSWER: Due to rise in the price of petrol by 30%, the demand for cars and scooters has gone down by 50%. Page No 124: Question 1: Construct a table presenting data collected by you on preferential liking of your class-mates of different teachers in your school. ANSWER: Preferential Liking of Students for different Teachers    Teacher Name Number of Students  Rashmi Usha Mehra Gyan Singh Rakesh jindal Poonam Singh   10 5 12 17 3   Page No 124: Question 2: Construct a table on marks in English secured by ...
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