Use the frequency distributions and histograms for weekly usage and waiting time in the car sharing data provided along with the formulas shown, where fi is the frequency of observation i, to find the sample mean, on the left, and sample variance, on the right. Check your results using Excel functions with the original data.

Gender	Service Used	Booking Time	Weekly Usage	Waiting Time
Male	Uber	Morning	5	10
Female	Lyft	Afternoon	3	5
Male	Uber	Evening	2	10
Male	Uber	Morning	2	10
Male	Uber	Evening	2	15
Male	Uber	Morning	3	5
Male	Uber	Evening	2	5
Male	Uber	Morning	2	10
Female	Uber	Morning	3	10
Male	Uber	Afternoon	2	15
Male	Lyft	Morning	3	10
Male	Uber	Morning	2	15
Female	Lyft	Morning	2	20
Female	Uber	Evening	2	10
Male	Lyft	Morning	2	10
Male	Uber	Night	0	5
Male	Uber	Morning	1	10
Female	Uber	Evening	1	5
Male	Lyft	Afternoon	2	5
Female	Uber	Morning	7	10

Complota the table below to ciloulate the mean for the wookly usinge. ' docimal plsoes as nondod.] Complota the table below to caloulate the veriance for the wonidy usange. Complota the table below to caloulate the mean for the wating tome. Completa the tabie below to caloulate the veriance for the waling time