Ask Question, Ask an Expert


Ask Econometrics Expert

problem 1)a) “Statistics are not mainly the records of the past but they are useful in the planning of future. Describe the statement and describe the role of statistics in economic planning.

b) The data given below is related to Industrial and Agricultural production of some years. Represent them in Multiple Bar Diagram.

Year:                                           1970    1971    1972     1973    1974
Industrial Production (Lacs):            8         10         13       18        20
Agricultural Prouctionn (Lacs):         5          8           10      14        15

problem 2)a) Determine the mode from the following:

Marks:           0-20    20-40     40-60    60-80    80-100    100-120    120-140
Frequency:       8          6           18         12          12            17             7

b) Draw Pie diagram from the following:

Item:                   Labour       Bricks      Cement   Steel      Wood     Supervision
Expenditure:              25          15          20          15           10           15

problem 3)a) Determine standard deviation, its co-efficient and co-efficient of variation:

C - I:                  0-8    8-16 16-24    24-32    32-40   40-44
Frequency:           15      17      28       21          14         5

b) What are sampling methods? Describe the probability and non-probability sampling:

problem 4)a) Determine co-efficient of correlation:

X:          23 27 28 29 30 31 33 35 36 39
Y:          18 22 23 24 25 25 28 29 30 32

b) Construct two regression equations from the following:

A :          15 18 25 35 40 32 35 42 50 6
B :          12 20 40 30 45 46 30 48 15 2

problem 5)a) Describe meaning and properties of probability.

b) Define with exs.

i) Event

ii) Sample Space

iii) Union of two events

problem 6)a) Describe properties of t-distribution.

b) IQ test was administered to 5 persons:

Candidates:                      I        II        III       IV     V
IQ before training:            110   120     123    132   125
IQ after Training:             120    118     125    136   121

Test whether there is any change in IQ after training programme.
[t = 0.01 (4) = 4.6]

problem 7) prepare brief notes:

a) Type I and Type II error.

b) Null hypothesis and Alternative hypothesis.

c) Sampling errors.

d) Large Sample Test.

e) Properties of normal distribution

Econometrics, Economics

  • Category:- Econometrics
  • Reference No.:- M96192

Have any Question? 

Related Questions in Econometrics

Joe won 365000 a year for life in the state lottery use a

Joe won $365,000 a year for life in the state lottery. Use a labor-leisure choice analysis to answer the following questions: a. Show how Joe's lottery winnings affect the position of his budget line. b. After winning th ...

Since the early 1980s china has opened up its economy to

Since the early 1980s China has opened up its economy to market forces and international trade after 30 years of central planning. In 2002 it became a member of the World Trade Organisation (WTO) and agreed to remove var ...

1 economists categorize an industry by three criteria the

1. Economists categorize an industry by three criteria: the number of firms in the industry, the type of product sold, and barriers to entry. Using these three criteria, describe a perfectly competitive industry. 2. Why ...

Now that you have written about the topic that you selected

Now that you have written about the topic that you selected in Unit 1, it is time to explore what others have said about that same topic. To begin the process, use the AIU library databases and online search tools to loc ...

The economics in practice describes prosperity and

The Economics in Practice describes prosperity and recession as they are depicted in literature. In mid-2009, there was a debate about whether the U.S. economy had entered an economic expansion. Look at the data on real ...

Visit the international monetary fund imf website and

Visit the International Monetary Fund (IMF) website and examine theRegional Economic Outlookreport. This report is identified in your required readings for this week. Select a country included within the Middle East and ...

Ralph usually buys one pizza and two colas from the local

Ralph usually buys one pizza and two colas from the local pizzeria. The pizzeria announces a special: All pizzas after the first one are half-price. Show the original and new budget constraint. What can you say about the ...

On june 5 2003 the european central bank acted to decrease

On June 5, 2003, the European Central Bank acted to decrease the short-term interest rate in Europe by half a percentage point, to 2 percent. The bank's president at the time, Willem Duisenberg, suggested that, in the fu ...

1 if households decide to save more saving in the aggregate

1. If households decide to save more, saving in the aggregate may fall. Explain this in words. 2. Suppose that in the year 2010, Celestial Electronics planned to produce 950,000 units of its portable GPS devices. Of the ...

During the third quarter of 1997 japanese gdp was falling

During the third quarter of 1997, Japanese GDP was falling at an annual rate of over 11 percent. Many blamed the big increase in Japan's taxes in the spring of 1997, which was designed to balance the budget. Explain how ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro