$arr = @(
 @("Jamie Zawinski", 78.8, 81.0, 77.3, 80.0, 80.0, 77.0, 79, 'C'),
 @("Adam Douglas", 81.0, 69.0, 77.8, 81.0, 87.5, 88.0, 81.67, 'B')
)

foreach( $str in $arr) {

$Name        = $str[0]
$Assgn1      = $str[1]
$Assgn2      = $str[2]
$Assgn3      = $str[3]
$Assgn4      = $str[4]
$Midterm     = $str[5]
$Final       = $str[6]
$finalgrade  = $str[7]
$lettergrade = $str[8]

$names = "{0,-20}" -f $Name
$grades = "{0,31:f2}{1,15:f2}{2,15:f2}{3,15:f2}{4,15:f2}{5,16:f2}{6,12:f2}{7,20:f2}" -f "$Assgn1","$Assgn2","$Assgn3","$Assgn4","$Midterm","$Final","$finalgrade","$lettergrade" #Here I output the data


Write-Host $names,$grades

}