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From the given table match the following Class Interval 350-369 370-389...

This question belongs to Commerce Business Statistics And Research Methods
Business Statistics and Research Methods
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From the given table match the following.
Class Interval 350-369 370-389 390-409 410-429 430-449 450-469
Frequency 15 27 31 19 13 6

List-I List-II
a. Mid-value of class interval 370-389 1. 379.5
b. Σf 2. 111
c. Σfx 3. 44464.5
d. Arithmetic mean 4. 400.58

Answer & Solution
Correct Answer: Option B
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