The fluorescence of each of a series of acidic solutions of qu mined five times. The results are given below. Concentration, ng ml- Fluorescence intensity 10 20 30 40 4 22 44 60 75

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Please compute the slope and y-intercept manually.

According to the excel the slope is 1.9817x and the y- intercept= 2.9238.

please show me how to derive in this answer by computing it manually

7 The fluorescence of each of a series of acidic solutions of quinine was deter-
mined five times. The results are given below.
Concentration, ng ml-1
Fluorescence intensity
(arbitrary units)
10
20
30
40
50
4
22
44
60
75
104
3
20
46
63
81
109
4
21
45
60
79
107
5
22
44
63
78
101
4
21
44
63
77
105
Transcribed Image Text:7 The fluorescence of each of a series of acidic solutions of quinine was deter- mined five times. The results are given below. Concentration, ng ml-1 Fluorescence intensity (arbitrary units) 10 20 30 40 50 4 22 44 60 75 104 3 20 46 63 81 109 4 21 45 60 79 107 5 22 44 63 78 101 4 21 44 63 77 105
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