The fifth and sixth graders at Hartford Middle School went apple picking. The teachers wanted to mix the different grade levels so they made groups of 3 fifth graders for every 2 sixth graders. What are all the different ways you can describe the groups

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score