Tag: introduction to index number

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Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

Index for base period is always taken as: 

  1. $100$
  2. $1$
  3. $200$
  4. $0$
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

$\Rightarrow$  Index for base period is always taken as : $100$.

$\Rightarrow$  A base year is the first of a series of years in an economic or financial index. It is typically set to an arbitrary level of 100. 
$\Rightarrow$  New, up-to-date base years are periodically introduced to keep data current in a particular index. 
$\Rightarrow$  Any year can serve as a base year, but analysts typically choose recent years.

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

Price relatives are a percentage ratio of current year price and:

  1. Base year quantity

  2. Previous year quantity

  3. Base year price

  4. Current year quantity
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

$\Rightarrow$  Price relatives are a percentage ratio of current year price and $Base\, year\, price$.

$\Rightarrow$  Thus, $Price\, relative=\dfrac{P _1}{P _0}\times 100,$ where $P _0$ is the price in the base year and $P _1$ of corresponding commodity in present year (for which index is to be calculated)

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

Index numbers are expressed in:

  1. Ratios

  2. Squares

  3. Percentages

  4. Combinations
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

$\Rightarrow$  Index numbers are expressed in : $Percentage$.

$\Rightarrow$  Index numbers are expressed in terms of percentages to show the extent of relative change.
$\Rightarrow$  Index numbers measure relative changes. They measure the relative change in the value of a variable or a group of related variables over a period of time or between places.
$\Rightarrow$  Index numbers measures changes which are not directly measurable.

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

Why do we need an index number?

  1. helpful in measuring changes in value of money

  2. helful for business community

  3. in measuring labour quality

  4. All the above
Reveal answer Fill a bubble to check yourself
A,B Correct answer
Explanation

We need an index number because it is helpful in measuring changes in value of money and it is also helpful for business community.

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

Index numbers can be used for:

  1. Forecasting

  2. Fixed prices

  3. Different prices

  4. Constant prices
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Index number can be used for Forecasting.
This index number is a useful number that helps us quantify changes in our field. It is easier to see one value than a thousand different values for each item in our field.

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

How many types are used for the calculation of index numbers:

  1. $2$
  2. $3$
  3. $4$
  4. $5$
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

$\Rightarrow$  There are $Two$ types used for the calculation of index numbers.

$\Rightarrow$  Types of calculating index numbers are :
$(1)$  Simple Aggregative Method.
$(2)$  Simple Average of price relative method.

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

An index number is called a simple index when it is computed from: 

  1. Single variable

  2. Bi-variable

  3. Multiple variables

  4. None of them
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

$\Rightarrow$  An index number is called a simple index when it is computed from : $Single\, variable$.

$\Rightarrow$  Simple index numbers grant equal importance to all items no matter what share it has. In other words, it considers each item to be equal with respect to the given variable. 
$\Rightarrow$  A simple index number is a number that measures a relative change in a single variable with respect to a base.

Multiple choice business mathematics and statistics introduction to index number introduction to index numbers index numbers applied statistics

Consumer price index indicates:

  1. Rise

  2. Fall

  3. Both (a) and (b)

  4. Neither (a) and (b)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Consumer Price Index (CPI) indicates the measure of the average change over time in the prices paid by consumers for a market basket of consumer goods and services.

It indicates both Rise and Fall in the price.