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Following frequency distribution gives t...

Following frequency distribution gives the weights of 38 students of a class :

Based on the above information, answer the following questions.
Define an event whose probability is 1.

A

weight is more than 50 kg

B

weight is less than 31 kg

C

weight is at least 31 kg

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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The distribution below gives the weights of 30 students of a class. Find the median weight of the students.

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Knowledge Check

  • Consider the following frequency distribution of the height of 60 students of a class: The upper limit of the median class in the given data is:

    A
    165
    B
    155
    C
    160
    D
    170

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    For the following frequency distribution The upper limit of median class is

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    Following frequency distribution gives the weights of 40 students of a class . A student from the class is chosen at random . What is the probability that the weight of the chosen student is (i) at most 60 kg (ii) at least 56 kg (iii) not more than 50 kg ?

    Consider the following frequency distribution What is the median class?

    The weights of 20 students in a class are given below. Find the median of the above frequency distribution .

    Let us now consider the following frequency distribution table which gives the weights of 38 students of a class:

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