Find t_{\frac{\alpha}{2}},\ n=20 for the 95\% confidence interval for the mean.

UkusakazaL

UkusakazaL

Answered question

2021-07-31

Find tα2, n=20 for the 95% confidence interval for the mean.

Answer & Explanation

melodykap

melodykap

Beginner2021-08-07Added 1 answers

Step 1
Given:
Confidence level =95%
c=95%=0.95
n=20
Step 2
Degree of freedom
df=n1
=201
19
α=1c
=10.95
=0.05
t0.052, df=19=2.093
Thus, the critical value is -2.093 and 2.093.

Do you have a similar question?

Recalculate according to your conditions!

New Questions in College Statistics

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?