1a

Consider

This can be re-written as

From the table

But

Hence

This can be done for .

However to obtain the value of

Mean value of

is the margin of error

Taking critical value to be then

Therefore,

.

1b

Substituting the parameter values in the equation

Lets assume , then

### Like this:

Like Loading...

*Related*

This entry was posted on June 17, 2017 at 12:16 am and is filed under Uncategorized. You can follow any responses to this entry through the RSS 2.0 feed.
Both comments and pings are currently closed.