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What is the mean of 1, 2, 3, 4, 5, 6, 7 ?

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If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: A nn (B uu C) = (A nn B) uu (A nn C)

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: A = (A nn B) uu (A nn B')

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: B = (A nn B) uu (A' nn B)

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: A uu (B nn C) = (A uu B) nn (A uu C)

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: (A uu B)' = A' nn B'

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: (A nn B)' = A' uu B'

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: (A uu B) = (A - B) uu (A nn B) uu (B - A)

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {4, 5, 6, 7, 8} and universal set x = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} then verify the following: n(A uu B) = n(A) + n(B) - n(A nn B)

NAVNEET PUBLICATION-STATISTICS-QUESTION BANK
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  2. The following data is collected in a survey of some students of 10th s...

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  3. What is the mean of 1, 2, 3, 4, 5, 6, 7 ?

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  4. What is the mean of 1, 3, 5, 7, 9, 11, 13?

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  5. If the mean of 10 observations is 12, what is their sum?

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  6. What is the mean of the first four prime numbers?

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  7. If the mean of 3, 7, 11 and x is 9, what is the value of x?

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  8. The sides of two squares are 2 cm and 5 cm respectively. What is their...

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  9. Find the mean of the following data : 40, 50, 65, 70, 75

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  10. Find the mean of the following data : Goals scored in 10 matches : ...

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  11. Find the mean of the following data : 76, 68, 84, 69, 78.

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  12. The marks scored by 20 students in a Science test (30 marks) are given...

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  13. The marks scored by 20 students in a Science test (30 marks) are given...

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  14. The marks scored by 20 students in a Science test (30 marks) are given...

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  15. The marks scored by 20 students in a Science test (30 marks) are given...

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  16. Observe the given frequency table and write the answers to the followi...

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  17. If the mean of the following observations is 39, find the value of x. ...

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  18. The frequency distribution table is given below. Complete the column f...

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  19. Complete the following table and find the mean number of children in a...

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  20. students donated books to a school. The information is given in the fo...

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