Posted by **Fakaapo. Suetusi** on Sunday, May 13, 2012 at 10:32am.

If the confidence interval obtained is to wide. How can the width of this interval be reduce and which alternative is the best and why?

Thank you for your help

- Please can you help me (Statistic)) -
**PsyDAG**, Sunday, May 13, 2012 at 11:48am
The only thing I can think of is increasing the size of the sample.

- Please can you help me (Statistic)) -
**Anonymous**, Sunday, May 13, 2012 at 3:26pm
You could also think about changing the type 2 error.

- Please can you help me (Statistic)) -
**Anonymous**, Sunday, May 13, 2012 at 3:29pm
Sorry, I meant to write type 1 error (or alpha level).

## Answer This Question

## Related Questions

- statistics - A random sample of 16 mid-sized cars tested for fuel consumption ...
- statistics - A random sample of 16 mid-sized cars tested for fuel consumption ...
- Basic Statistics - A random sample of 16 mid-sized cars tested for fuel ...
- math please help - The following data represent the asking price of a simple ...
- MATH - The following data represent the asking price of a simple random sample ...
- Math Stats - The following data represent the asking price of a simple random ...
- math 3 - The following data represent the asking price of a simple random sample...
- Statistics - Which of the following statements best describes the uncertainty ...
- Statistics - The standard deviation for a population is σ = 15.3. A sample ...
- statistic - 1. Past experience indicates that the variance, ¦Ò2x, of the scores...

More Related Questions