Chapter 11_1_15

Chapter 11_1_15 - t-Test: Paired Two Sample for Means 38 52...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: t-Test: Paired Two Sample for Means 38 52 Mean 56.71 60.57 Variance 136.9 78.29 Observations 7 7 Pearson Correlation .9 0 Hypothesized Mean Difference 0 df 6 t Stat -1.92 P(T<=t) one-tail 0.05 t Critical one-tail 1.94 P(T<=t) two-tail 0.1 t Critical two-tail 2.45 Box-and-whisker Plot 3 2 1 3 2 1 30 40 50 60 70 80 Date Initial Depth Depth 5 years later 5/11/02 38 52 6/7/02 58 60 6/24/02 65 72 7/8/02 74 72 7/27/02 56 54 8/31/02 36 48 9/30/02 56 58 10/12/02 52 60 ...
View Full Document

This note was uploaded on 05/22/2011 for the course MAT 135 taught by Professor Spurlock during the Spring '08 term at Anne Arundel CC.

Ask a homework question - tutors are online