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Test the important difference between the four groups.

a) Use SPSS Descriptive Statistics or Explore to produce descriptive statistics for the birth weights in four groups.
b) Produce an ANOVA analysis for likening the mean birth weights in the four groups which includes checking for homogeneity of variance, checking normality of the data as well as post-hoc comparison using the LSD and Bonferroni methods.

Group

Weights

1.0

8.560081958

1.0

8.469392286

1.0

6.385529434

1.0

9.26111357

1.0

7.980290879

1.0

6.835611679

2.0

7.38936259

2.0

8.637915828

2.0

8.536759843

2.0

5.374234101

2.0

9.209850898

3.0

5.967021067

3.0

6.773880785

3.0

7.260370667

3.0

5.735596785

3.0

8.741875213

3.0

6.298433313

4.0

7.032332772

4.0

5.243641384

4.0

6.137297767

4.0

6.737315501

4.0

6.622184305

4.0

7.370867764

4.0

4.93788276

4.0

6.337789262

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920343

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