Consider thefollowing intermediate output for a one-way ANOVA on fish lengths in county lakes .

Source of Variation SS df

Between Groups 40 2

Within Groups 75 15

Determine : ( i) number of samples and (ii) F test statistic

Number of Lakes F_Stat

1. 2 7.5
2. 2 5
3. 3 4
4. 3 6