運算式 7: left parenthesis, 5 plus StartFraction, 15 Over "N" , EndFraction "X" , "Y" , right parenthesis5+15NX,Y
7
運算式 8: left parenthesis, "g" left parenthesis, "X" , right parenthesis , "g" Subscript, "y" , Baseline left parenthesis, "X" , right parenthesis , right parenthesisgX,gyX
8
運算式 9: left parenthesis, 4.3 , mean left parenthesis, "Y" , right parenthesis , right parenthesis4.3,meanY
9
運算式 10: left parenthesis, 4.5 , median left parenthesis, "Y" , right parenthesis , right parenthesis4.5,medianY
10
too slow. test: turn mm to m
11
運算式 12: "m" left parenthesis, "n" , right parenthesis equals StartFraction, 1 Over "n" , EndFraction Start sum from "i" equals 1 to "n" , end sum, "Y" left bracket, "i" , right bracketmn=1nn∑i=1Yi
12
運算式 13: "m" "m" left parenthesis, floor left parenthesis, StartFraction, 20 times "N" Over 15 , EndFraction left parenthesis, "x" minus 5 , right parenthesis , right parenthesis , right parenthesis left brace, "x" greater than or equal to 5 , right bracemmfloor20·N15x−5x≥5
