STA100 Assignment 2 Fall 2021 – Assignments – Query VU

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Assignment No.2 (Course STA 100)

 FALL 2021 (Total Marks 20)

 

Deadline

Your Assignment must be uploaded/ submitted before or on

February 08,  2021, Time 23:59

(STUDENTS ARE STRICTLY DIRECTED TO SUBMIT THEIR ASSIGNMENT BEFORE OR BY DUE DATE.

NO ASSIGNMNENT AFTER DUE DATE WILL BE ACCEPTED VIA E.MAIL).

Rules for Marking

It should be clear that your Assignment will not get any credit IF:

  • The Assignment submitted, via email, after due date.
  • The submitted Assignment is not found as MS Word document file.
  • There will be unnecessary, extra or irrelevant material.
  • The Statistical notations/symbols are not well-written i.e., without using MathType
  • The Assignment will be copied from handouts, internet or from any other student’s file. Copied material (from handouts, any book or by any website) will be awarded ZERO MARKS. It is PLAGIARISM and an Academic Crime.
  • The medium of the course is English. Assignment in Urdu or Roman languages will not be accepted.
  •  

Objective(s) of this Assignment:

 

The assignment is being uploaded to build up the concepts of Regression line and DE Morgan Laws.

 

Question # 1:

Consider the data obtained from a chemical process where the yield of the process is thought to be related to the reaction temperature (see the table below).

 

Observation Number

Temperature (x)

Yield (y)

1

50

122

2

53

118

3

54

128

4

55

121

5

56

125

6

59

136

7

62

144

8

65

142

9

67

149

10

71

161

11

72

167

12

74

168

13

75

162

14

76

171

15

79

175

 

Draw a best fit line which is obtained by solving simultaneously “Normal Equations”.

 

Question # 2:

 

Let U = 1, 2, 3, 4, 5, 6, 7, 8, P = 4, 5, 6 and Q = 5, 6, 8. 
Show that (P ∪ Q)’ = P’ ∩ Q’.

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