If the means of two distributions are M1 and M2, while their respective frequencies are f1 and f2, then the combined mean of the two distributions will be

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TuteeHUB · Accepted Answer

$\frac{{{M_1}{f_1} + {M_2}{f_2}}}{{{M_1} + {M_2}}}$

TuteeHUB · Answer

$\frac{{{M_1} + {M_2}}}{{{f_1} + {f_2}}}$

TuteeHUB · Answer

$\frac{{{M_1}{f_1} + {M_2}{f_2}}}{{{f_1} + {f_2}}}$

TuteeHUB · Answer

None of the above

1.	If the means of two distributions are M1 and M2, while their respective frequencies are f1 and f2, then the combined mean of the two distributions will be
A.	\(\frac{{{M_1} + {M_2}}}{{{f_1} + {f_2}}}\)
B.	\(\frac{{{M_1}{f_1} + {M_2}{f_2}}}{{{f_1} + {f_2}}}\)
C.	\(\frac{{{M_1}{f_1} + {M_2}{f_2}}}{{{M_1} + {M_2}}}\)
D.	None of the above
Answer» C. \(\frac{{{M_1}{f_1} + {M_2}{f_2}}}{{{M_1} + {M_2}}}\)

If the means of two distributions are M1 and M2, while their respective frequencies are f1 and f2, then the combined mean of the two distributions will be

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