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The following table shows the number of ...

The following table shows the number of students and the time they utilized daily for their studies. Find the mean time spent by students for their studies by direct method.

Text Solution

Verified by Experts

The correct Answer is:
The mean time spent by a student is `4.36` hours.

Mean `barX = (Sigmaf_(i)x_(i))/(Sigmaf_(i)) = (218)/(50) = 4.36`
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Knowledge Check

  • The following table shows the number of students enrolled in different faculties in college. The percentage of students studying in faculties other than Science is:

    A
    `75%`
    B
    `80%`
    C
    `60%`
    D
    `20%`

  • The following table indicates the number of students studying in three disciplines in five colleges: What is the ratio of the total number of students studying in the science stream to that of studying in commerce stream in all five colleges taken together?

    A
    a) `16:15`
    B
    b) `19:15`
    C
    c) `16:19`
    D
    d) `14:15`

  • The following table indicates the number of students studying in three disciplines in five colleges What is the ratio of the total number of students studying in the science stream to that of studying in commerce stream in all five colleges taken together?

    A
    `16:15`
    B
    `16:19`
    C
    `14:15`
    D
    `19:15`