Question

Question on Combined Mean:

If $\frac{}{x_{1}}$ and $\frac{}{x_{2}}$ are the mean of two groups computed from $n_{1}$ and $n_{2}$ values, then the mean $\frac{}{x}$ of the values of the two groups respectively taken together will be given by ?

Note:
Giving irrevelent/copied answer will cause:-
•Current answer + previous irrevelent answers resorted
• You will get 1start rating!​

Answer 1

Step-by-step explanation:

,

using the MathJaxlter which identifies TeX expressions and uses the Mathjax JS library to render them in browsers at display time (since Moodle 2.7).

using other third-party solutions.

As you can imagine, the whole field is not as simple as we would like, especially because there are many flavours of TeX and slight variations between tools.

This page focusses only on using TeX in core Moodle. See the links at the bottom of this page for more information on setting up TeX editors and filters, including other tools from the Moodle community that may be suitable for advanced users.

Answer 2

Step-by-step explanation:

Question on Combined Mean:

If $\frac{}{x_{1}}$ and $\frac{}{x_{2}}$ are the mean of two groups computed from $n_{1}$ and $n_{2}$ values, then the mean $\frac{}{x}$ of the values of the two groups respectively taken together will be given by ?

Note:

Giving irrevelent/copied answer will cause:-

•Current answer + previous irrevelent answers resorted

• You will get 1start rating!