{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

HypothesisTesting

# HypothesisTesting - >(used in notes for one sample...

This preview shows pages 1–3. Sign up to view the full content.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Hypothesis Testing for one sample using t-distribution. Data is the car speed data used in the teaching notes (data set on course web site) Hypothesis Testing using MINITAB MTB > Onet 'speed'; SUBC> Test 30; SUBC> Alternative 1. One-Sample T: speed Test of mu = 30 vs > 30 95% Lower Variable N Mean StDev SE Mean Bound T P speed 23 31.043 4.248 0.886 29.523 1.18 0.126 Hypothesis Testing using R > # Analyse the car speed data
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: > # (used in notes for one sample hypothesis testing) > > # Clear the workspace > rm(list=ls()) > > # enter the data > X=read.table("Ch23_Triphammer_Speeds.txt", header=T) > speed=X\$speed > > # Hypothesis test for Ha: mu > 30 > t.test(speed, alternative="greater", mu=30) One Sample t-test data: speed t = 1.1781, df = 22, p-value = 0.1257 alternative hypothesis: true mean is greater than 30 95 percent confidence interval: 29.52257 Inf sample estimates: mean of x 31.04348...
View Full Document

{[ snackBarMessage ]}

### Page1 / 3

HypothesisTesting - >(used in notes for one sample...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online