As (S=a+b+c) and a=0, b=4, c=1

Assume that the Sessional I exam of BBA4A was conducted in campus while Sessional II exam of BBA4B was conducted online due to COVID-19. The marks are provided in the following table as: CODE CSC101 ECO100 HUM100 HUM1 10 MGT100 MTH108 ECO101 HUM102 HUMIII MGT101 Sessional S+59 S+75 S+69 S+76 S+72 S+56 S+59 S+73 S+71 S+74 Sessional II S+77 S+68 S+85 S+67 S+83 S+53 S+77 Is there any significant difference between means of two sections