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

1 each extra worker produces an extra unit of output up to

1. Each extra worker produces an extra unit of output up to six workers. After six, no additional output is produced. Draw the total product, average product of labor, and marginal product of labor curves. 2. Why might w ...

Universal studios and legoland california among other theme

Universal Studios and Legoland California, among other theme parks, sell day passes that include linecutting privileges for about twice the price of regular admission. Those who do not purchase the linecutting privileges ...

Tennis products inc produces three models of high-quality

Tennis Products, Inc., produces three models of high-quality tennis rackets. The following table contains recent information on the sales, costs, and profitability of the three models: The company is considering lowering ...

1 would increased cost inflation in the united states

1. Would increased cost inflation in the United States relative to its major trading partners likely increase or decrease the value of the U.S. dollar? Why? 2. If the domestic prices for traded goods rose 50 percent over ...

1 what are the differences between a firms production in

1. What are the differences between a firm's production in the short run and the long run? 2. What does a production function tell us? 3. Why is a firm's marginal product of labor more relevant than the marginal product ...

1 contrast bertrand and cournot competition why do they

1. Contrast Bertrand and Cournot competition. Why do they reach different market equilibria? 2. What does the residual demand curve tell us about a firm's output in Cournot competition? 3. How can reaction curves be used ...

For this assignment you will write a 1000-word

For this assignment, you will write a 1000-word, character-driven analysis on London/Jewett/Krakauer's ideas on human interaction with the natural world. Please feel free to use your "-ism" definitions for guidance. In a ...

1 suppose the disney company was experiencing above-normal

1. Suppose the Disney Company was experiencing above-normal profits. What would you predict would happen over time? 2. Explain why a proposed merger between Staples and Office Max was not allowed by the Department of Jus ...

In 2010 the texas lottery commission began selling 5 dallas

In 2010, the Texas Lottery Commission began selling $5 Dallas Cowboys scratch-off game tickets. Prizes for winning tickets included cash, team merchandise, and Cowboys' season tickets for the 2010 season at their new $1. ...

If a specific subsidy negative tax of s is given to only

If a specific subsidy (negative tax) of s is given to only one competitive firm, how should that firm change its output level to maximize its profit, and how does its maximum profit change?

  • 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

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

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen