Four friends go out for a meal.
Mando's
Restaurant and grill
1 Adult main meal $9.95
1 Adult main meal $8.50
1 Adult main meal $11.40
1 Adult main meal $9.80
food total:
plus service charge: $5.00
Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm. dist(80,475,33,1) =norm. inv(0.80,475,33) =norm. s.inv((80-475)/33)?