AM of 8 observations is 30. One observation 30 is deleted from the data then the new mean is ………………….

AM of 8 observations is 30. One observation 30 is deleted from the data then the new mean is ………………….

A) 20

B) 30

C) 10

D) 90

Monjur Alahi

6 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct option is B) 30

6 views Answered 2023-02-05 15:29

Related Questions

If the mean of the data 12, 8, 6, 3, 9 is 7.6. If 5 is added to each observation then the new mean is

2 Answers 5 Views

If the mean of the data 12, 8, 6, 3, 9 is 7.6. If 5 is added to each observation then the new mean is

2 Answers 4 Views

Mean of the data 8, 7, 6, 14, 12, 10, 20, 16, 15 and 14 is 12.2. If each observation is multiplied by 2 and then 3 is added, the new mean is

2 Answers 5 Views

Mean of the data 8, 7, 6, 14, 12, 10, 20, 16, 15 and 14 is 12.2. If each observation is multiplied by 2 and then 3 is added, the new mean is

2 Answers 4 Views

A data of n observations (n is odd number) is arranged in descending order, then which observation represents median?

2 Answers 6 Views

If each observation of the data 5, 6, 8, 10, 12, 14, 14, 15, 16, 20 is multiplied by 2, then median of new data is ……………….

2 Answers 5 Views

If each observation of the data 5, 6, 8, 10, 12, 14, 14, 15, 16, 20 is multiplied by 2, then median of new data is ……………….

2 Answers 5 Views

The mean of 7 observations is 32. If one observation 48 is added to this then the new mean is

2 Answers 5 Views

The mean of 7 observations is 32. If one observation 48 is added to this then the new mean is

2 Answers 4 Views

AM of 11 observations is 17.5 and one observation 15 is deleted from the data them the mean of remaining observations is………

2 Answers 11 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)