a) the relationship between the variables when there are 10 rows

Descriptive sample statistics
group 1 is	After covid	group 2 is	Before covid
compare cost per passenger of each group
xbar1	xbar2	s1	s2	n1	n2
157.75	144.5	8.9953692	10.25182911	4	6

b) the relationship between the variables when there are 10 rows with different values

Descriptive sample statistics
group 1 is	After covid	group 2 is	Before covid
compare cost per passenger of each group
xbar1	xbar2	s1	s2	n1	n2
165.75	148.6666667	6.1846584	11.27238514	4	6

c) the relationship between the variables when there are 1000 rows

Descriptive sample statistics
group 1 is	After covid	group 2 is	Before covid
compare cost per passenger of each group
xbar1	xbar2	s1	s2	n1	n2
160.91489	149.5	10.509586	10.07675201	376	624

d) the relationship between the variables when there are 1000 rows with different value.

Descriptive sample statistics
group 1 is	After covid	group 2 is	Before covid
compare cost per passenger of each group
xbar1	xbar2	s1	s2	n1	n2
160.3484	150.2035256	9.8483649	9.886121427	376	624

Qno1:

Discuss parts (a) , (b) , (c) and (d) , discuss what are the variables and what is the relationship variables in the sample and the population, give a discussion that could be understood by someone who has not done a statistics course before, you should mention large datasets from the same population give similar answers