NTVC- QT QUIZZ

What does a Pearson correlation coefficient of +0.85 indicate?

• A perfect positive linear relationship

• A strong positive linear relationship

• A weak positive linear relationship

• No linear relationship

Calculate karl persons coefficient of correlation for the following data

X 18 20 22 27 21 29 27 29 28 29

Y 23 27 28 28 28 30 30 33 35 38

• • +0.8013

• -0.8013

• +0.9964

• -0.9964

Calculate the rank correlation coefficient for the following marks scored

CAT 86 83 91 77 68 85 52

Exams 92 89 87 86 83 77 71

• 0.3393

• 0.7333

• 0.6458

• 0.5647

Calculate the rank correlation coefficient for the following data:

Variable A: 10 20 30 40 50

Variable B: 15 25 35 45 55

• 0.9000

• 0.5000

• 0.7000

• 0.8000

Identify which of the following is not a limitation of using net present value for project appraisal:

• It requires accurate cash flow projections

• It is easy to calculate

• It is difficult to compare projects of different durations

• It does not consider the risk of the project

A company intends to invest sh. 2,000,000 either in project A or B. The expected cash inflows from each project are as follows : Project A Year 1 = 600000 Year 2 = 800000 Year 3 = 600000 Year 4= 1000000 while Project B Year 1=500,000 Year 2 = 600,000 Year 3 = 700,000 Year 4= 1200000 given that the cost of capital is 10%, Calculate profitability index of each company and advise

• Project A: 1.20

  Project B: 1.17

  Invest in A

• Project A: 1.17

  Project B: 1.20

  invest in B

• Project A: 1.32

  Project B: 1.37

  Invest in project B

• Project A: 1.37

  Project B: 1.32

  Invest in project A

All activities must linked to network, those not linked up are called?

• Loop

• Dummy activity

• Slack

• Dangler

Consider the following project network diagram:

Activities:

• A: Duration = 4 weeks

• B: Duration = 3 weeks

• C: Duration = 2 weeks

• D: Duration = 5 weeks

• E: Duration = 6 weeks

• F: Duration = 4 weeks

Predecessor Relationships:

• A → B, C

• B → D

• C → D

• D → E

• E → F

  What is the total project duration and the critical path for the above project network?

• Total Duration = 18 weeks; Critical Path = A → B → D → E → F

• Total Duration = 20 weeks; Critical Path = A → C → D → E → F

• Total Duration = 22 weeks; Critical Path = A → B → D → E → F

• Total Duration = 24 weeks; Critical Path = A → B → D → E → F

What is the Fisher's Ideal Index Number for the above data

• 120.5

• 130.0

• 135.5

• 125.0

Using the 3-year moving average method, what is the trend value for the year 2021?

• 135.5

• 130.0

• 125.0

• 120.5