exercise 15.3 (ncert class 11th maths) – eduhilfe

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Asked: September 3, 2020In: NCERT 11th Maths

5. The sum and sum of squares corresponding to length x (in cm) and weight y (in gm) of 50 plant products are given below:

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Which is more varying, the length or weight?

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Asked: September 3, 2020In: NCERT 11th Maths

4. The following is the record of goals scored by team A in a football session:

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For the team B, mean number of goals scored per match was 2 with a standard deviation 1.25 goals. Find which team ...

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Asked: September 3, 2020In: NCERT 11th Maths

3. An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results:

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(i) Which firm A or B pays larger amount as monthly wages? (ii) Which firm, A or B, shows greater variability in ...

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Asked: September 3, 2020In: NCERT 11th Maths

2. From the prices of shares X and Y below, find out which is more stable in value:

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Asked: September 3, 2020In: NCERT 11th Maths

1. From the data given below state which group is more variable, A or B?

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