Sex=F

Name	Age	Height	
Alice	13	56.5	
Barbara	13	65.3	
Carol	14	62.8	
Jane	12	59.8	
Janet	15	62.5	
Joyce	11	51.3	
Judy	14	64.3	
Louise	12	56.3	
Mary	15	66.5	
Sex		545.3	
By-group total=9	

Sex=M

Name	Age	Height	
Alfred	14	69.0	
Henry	14	63.5	
James	12	57.3	
Jeffrey	13	62.5	
John	12	59.0	
Philip	16	72.0	
Robert	12	64.8	
Ronald	15	67.0	
Thomas	11	57.5	
William	15	66.5	
Sex		639.1	
		1184.4	
By-group total=10
Total Observations=19