Field

Definition (Continued)

name

 

 

 

n1

Sample 1 size.

n2

Sample 2 size.

CConfidence level.

Results

The results are:

 

 

 

 

 

 

Result

 

Description

 

 

 

 

 

Critical Z

 

Critical value for Z.

 

π Min

 

Lower bound for the difference between

 

 

 

the proportions of successes.

 

π Max

 

Upper bound for the difference between

 

 

 

the proportions of successes.

 

 

 

 

One-Sample T-Interval

Menu name

T-INT: 1 μ

 

 

This option uses the Student’s t-distribution to calculate a

 

confidence interval for m, the true mean of a population,

 

for the case in which the true population standard

 

deviation, s, is unknown.

Inputs

The inputs are:

 

 

 

 

 

 

Field

 

Definition

 

name

 

 

 

 

 

 

 

x1

 

Sample mean.

 

Sx

 

Sample standard deviation.

 

n

 

Sample size.

 

C

 

Confidence level.

11-18

Inference aplet