Statistics for Academy: Question 5: In Case of Computation of Mean within a Grouped Data, the Assumption is that Frequencies are -

(a) Centered at lower limit among classes

(b) Centered at upper limit among classes

(c) Evenly placed across all classes

(d) Centered within class marks among classes

Question

Question 5: In Case of Computation of Mean within a Grouped Data, the Assumption is that Frequencies are -

(a) Centered at lower limit among classes

(b) Centered at upper limit among classes

(c) Evenly placed across all classes

(d) Centered within class marks among classes

Dr Vicki D Bealman · Accepted Answer

Solution: An answer is an option (d). In the computation of the mean of grouped data, the frequencies are always located at the center within the class marks.

Statistics for Academy

Question 5: In Case of Computation of Mean within a Grouped Data, the Assumption is that Frequencies are - (a) Centered at lower limit among classes (b) Centered at upper limit among classes (c) Evenly placed across all classes (d) Centered within class marks among classes

Solution: An answer is an option (d). In the computation of the mean of grouped data, the frequencies are always located at the center within the class marks.

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