Difference between mean gpa for four sororities

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The Greek Council is comparing the mean GPAs of four sororities on campus. The GPAs for 10 girls in each sorority are given in the following table. Based on these data, can you conclude that there is a difference between the mean GPAs for these four sororities? Use a 0.05 level of significance.

Sorority GPAs

ΛΧΒ

ΩΣ

ΘΠ

ΔΜΟ

2.5

3.1

2.7

3.1

3.4

3.4

2.9

3.2

4.0

3.6

2.8

3.1

3.8

3.6

2.8

3.1

2.7

3.7

2.9

2.9

2.8

3.0

3.1

3.1

2.8

4.0

2.9

3.0

3.2

3.9

2.7

3.3

3.1

4.0

2.6

2.7

3.9

3.4

3.3

2.6

Reference no: EM131050660

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