To find mean to the given data by direct method. class interval= 1-5,

1.	To find mean to the given data by direct method. class interval= 1-5, 5-9, 9-13, 13-17, 17-21. frequency=4,3,5,7,1
Answer» Answer: first u have to do CLASS interval to xᵢ is =upper LIMIT - LOWER limit /2 after CONVERTING DIRECT method formula x = ∑fᵢ / xᵢ

To find mean to the given data by direct method. class interval= 1-5, 5-9, 9-13, 13-17, 17-21. frequency=4,3,5,7,1

Answer»

Answer:

first u have to do CLASS interval to xᵢ is =upper LIMIT - LOWER limit /2

after CONVERTING DIRECT method formula x = ∑fᵢ / xᵢ

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To find mean to the given data by direct method. class interval= 1-5, 5-9, 9-13, 13-17, 17-21. frequency=4,3,5,7,1​

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To find mean to the given data by direct method. class interval= 1-5, 5-9, 9-13, 13-17, 17-21. frequency=4,3,5,7,1