QUIZ REVIEW

Following are the data relating to a Salon established in the beginning of year 2020. Data relating
to the Hair cuts are given below for every month
Month	# of Hair	Total
	Cuts	Cost
1	250	$ 1,180
2	250	$ 1,350
3	280	$ 1,260
4	310	$ 1,550
5	370	$ 1,770
6	520	$ 2,490
7	560	$ 2,300
8	570	$ 2,420
9	480	$ 2,360
10	490	$ 2,350
11	230	$ 1,150
12	310	$ 1,700
Solve by Least-squares Regression Method
Variable cost per hair cut = $
Fixed cost per month = $
REMEMBER NOT TO SOLVE BY HIGH-LOW METHOD