Review05 - TWO WAY ANOVA EXAMPLE Here is the short version...

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

View Full Document Right Arrow Icon
TWO WAY ANOVA EXAMPLE Here is the short version of the dataset I used in class Age 18–24 Age 25–54 Age 55+ Male 20 23 33 27 21 33 Female 25 32 44 19 26 43 Those are the clumsy formulas for the Two-Way ANOVA sums of squares that we will use now and never again: SS Tot   a Q i   1 b Q j   1 n Q k   1 Y ijk ¯ Y YYY Ž 2 SS A   a Q i   1 bn ¯ Y i YY ¯ Y YYY Ž 2 SS B   b Q j   1 an ¯ Y Y j Y ¯ Y YYY Ž 2 SS AB   a Q i   1 b Q j   1 n ¯ Y ij Y ¯ Y i YY ¯ Y Y j Y ¯ Y YYY Ž 2 SS E   a Q i   1 b Q j   1 n Q k   1 Y ijk ¯ Y ij Y Ž 2   a Q i   1 b Q j   1 ˆ n 1  s 2 ij g   ab df Tot   N 1 df A   a 1 df B   b 1 df AB   ˆ a 1 ˆ b 1  df E   N ab   N g SS T   SS A SS B SS AB SS E df T   df A df B df AB df E 1
Background image of page 1

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

View Full DocumentRight Arrow Icon
This is the dataset that I have stored in text file “tv.dataset.txt” in my current working directory. This is the way R language can access it. Gender AgeGroup Y M G1 20 M G1 27 M G2 23 M G2 21 M G3 33 M G3 33 F G1 25 F G1 19 F G2 32 F G2 26 F G3 44 F G3 43 This is the R
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/08/2012 for the course STA 3024 taught by Professor Ta during the Summer '08 term at University of Florida.

Page1 / 3

Review05 - TWO WAY ANOVA EXAMPLE Here is the short version...

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

View Full Document Right Arrow Icon
Ask a homework question - tutors are online