Page 510 - AI Ver 3.0 class 10_Flipbook
P. 510
Time Study Marks Marks
70
5 20
60
1 7 y = 6.9797x - 7.4985
50
3.2 12
8 55 40
7 60 Marks Scored 30
3.3 18 20
6.5 30 10
4 18
0
5 22 0 1 2 3 4 5 6 7 8 9
-10
7 32 No. of Hours Studied
The graph is showing a positive trend which means that if the student studies more number of hours, the
student scores more.
So, both are positively related.
Prediction of marks using the linear regression equation
if no. of hours is 12, then marks will be
y =6 .9797(12) - 7.4985 = 76.258 (marks)
4. You have been asked to develop a Smart Student Grading System for your school. For developing this
system:
a. Set goals
b. Identify the stakeholders
c. Identify the existing measures
d. Identify the ethical concerns
e. Identify the data needs
f. Identify the sources of data
g. Visualise mock data
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508 Touchpad Artificial Intelligence (Ver. 3.0)-X

