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CUET PG MCA Statistics Measures Of Central Tendency PYQ

CUET PG MCA PYQ
Which of the following are true: 
(A) Ogive graph is used to measure the median of the collection of datas. 
(B) Two events A and B are such that P(A) = 1/2 and P(B) = 7/12 and P(not A not B) = 1/4 then A and B are independent events. 
(C) Relation for mean, mode and median is given by Mode = 3 Median – 2 Mean. 
(D) The number of two–digits even number formed from digits 1,2,3,4,5 is 10
Choose the correct answer from the options given below:





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CUET PG MCA Previous Year PYQCUET PG MCA CUET 2024 PYQ

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CUET PG MCA PYQ
The mean of 5 data is 5.2 and their variance is 27.296. If there of the data are 1, 3 and 6 then other two data are





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CUET PG MCA Previous Year PYQCUET PG MCA CUET 2024 PYQ

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CUET PG MCA PYQ
The arithmetic mean and standard deviation of series of 20 items were calculated by a student as 20 cm and 5 cm respectively. But while calculating them an item 15 was misread as 30. Find the correct standard deviation.





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CUET PG MCA Previous Year PYQCUET PG MCA CUET 2022 PYQ

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CUET PG MCA PYQ
Given the marks of 25 students in the class as $\{m_1,m_2,m_3,..m_{25}\}$. Marks lie in the range of [1-100] and $\overline{m}$ is the mean. Which of the following quantity has the value zero?





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CUET PG MCA Previous Year PYQCUET PG MCA CUET 2022 PYQ

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