Author: (C) Project Maths Development Team

(c) Project Maths Development Team

(Km)

Late (in 3 month period)

A. Lynch

J. Ryan

J. Moran

D. McGowan

M. Mason

W. Martin

C Harvey

E. Bates

C. Cullins

K. Kelly

J. Jones

M. Quinn

D. Byrne

J. Bradley

F. Morrow

Distance from school in Km

Lates 

Student

Show the line of best fit

Point

P2

P3

P4

P5

P6

P7

P8

P9

P10

P11

P12

P13

P14

P15

P1

Show correlation coefficient

B2 = 3
C2 = 7
B3 = 1
C3 = 9
B4 = 3
C4 = 1
B5 = 5
C5 = 10
B6 = 2
C6 = 3
B7 = 3
C7 = 6
B8 = 4
C8 = 8
B9 = 5
C9 = 8
B10 = 2
C10 = 4
B11 = 1
C11 = 2
B12 = 4
C12 = 7
B13 = 2
C13 = 3
B14 = 5
C14 = 7
B15 = 6
C15 = 10
B16 = 1
C16 = 2
P_1: (B2, C2)
P_2: (B3, C3)
P_3: (B4, C4)
P_4: (B5, C5)
P_5: (B6, C6)
P_6: (B7, C7)
P_7: (B8, C8)
P_8: (B9, C9)
P_9: (B10, C10)
P_{10}: (B11, C11)
P_{11}: (B12, C12)
P_{12}: (B13, C13)
P_{13}: (B14, C14)
P_{14}: (B15, C15)
P_{15}: (B16, C16)
list1: {P_1, P_2, P_3, P_4, P_5, P_6, P_7, P_8, P_9, P_{10}, P_{11}, P_{12}, P_{13}, P_{14}, P_{15}}
a = FitLineY({P_2, P_3, P_4, P_5, P_6, P_7, P_8, P_9, P_{10}, P_{11}, P_{12}, P_{13}, P_{14}, P_{15}})
b = PMCC(list1)
c = false
P1 = 0
P2 = 0
P3 = 0
P4 = 0
P5 = 0
P6 = 0
P7 = 0
P8 = 0
P9 = 0
P10 = 0
P11 = 0
P12 = 0
P13 = 0
P14 = 0
P15 = 0
text3 = RotateText(text5, 1.5707963267948966)
text1: " " + a + ""
ma = Slope(a)
d = false
text2: "r =" + b + ""