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

Suppose that roy could choose how many hours to work at a

Suppose that Roy could choose how many hours to work at a wage of w and chose to work seven hours a day. The employer now offers him time-and-a-half wages (1.5w) for every hour he works beyond a minimum of eight hours pe ...

The henrys constants for ethylbenzene at different

The Henry's constants for ethylbenzene at different temperatures are given below: (a) Express Henry's constant in various forms (K H , K aw ,K" aw , and K x ) at 298 K. (b) Calculate the enthalpy of solution for ethylben ...

In figure 182 the government may optimally regulate the

In Figure 18.2, the government may optimally regulate the paper market using a tax on output. A technological change drives down the private marginal cost of production. Discuss the welfare implications if the output tax ...

In june 2005 eastman kodak announced that it no longer

In June 2005, Eastman Kodak announced that it no longer would produce black-and-white photographic paper-the type used to develop photographs by a traditional darkroom process. Kodak based its decision on the substitutio ...

The williams company has a present capital structure that

The Williams Company has a present capital structure (that it considers optimal) consisting of 30 percent long-term debt and 70 percent common equity. The company plans to finance next year's capital budget with addition ...

Peacocks with their fabulous tails live wild in the jungle

Peacocks, with their fabulous tails, live wild in the jungle. There, a tail is a detriment?-?it slows the birds in flight, and presents an excellent handle for a predator to grab hold of. Nevertheless, males continue to ...

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 ...

1 the sheet resistance of a typical aluminium metallization

1. The sheet resistance of a typical aluminium metallization is 0.03 ohm/sq. What is aluminium thickness? 2. Resistance of 200µm long copper lines was measured to be 40 ohm. From copper deposition process we know that th ...

Policy makers talk about the capacity of the economy to

Policy makers talk about the "capacity" of the economy to grow. What specifically is meant by the "capacity" of the economy? How might capacity be measured? In what ways is capacity limited by labor constraints and by ca ...

1 provide some examples of unavoidable fixed costs how are

1. Provide some examples of unavoidable fixed costs. How are these related to sunk costs? Describe why a firm should not consider sunk costs when making decisions. 2. Describe the relationship between fixed, variable, an ...

  • 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