Time series & Index numbers analysis – Test 1

A time series may be defined as___________

Objective of analysis of any time series-

Time series is an important statistical technique which is widely used by-

Time series is an important statistical technique which is widely used by-

______ is the tendency of data to increase or decrease or stagnate over a long period of time.

_______ are of regular nature and repeat themselves after a fixed interval interval of time.

If the period of variations is less than one year, then these are known as-

If the period of variations is more than one year, than the variations are termed as-

Cyclical variations are caused by-

________ is a prediction or estimation of future values of a variable like sales, demand, price, profits etc.

Under _______, a survey of all the individuals is undertaken to obtain the data.

While forecasting __________ is often undertaken when the population is very large.

Which of the following are variant(s) of the sample survey method?

The trend component is easy to identify by using-

_________ is a statistical measure used to compare the average level of magnitude of a group of distinct but related, items in two or more situations.

An index number is a special type of average.

A series of numerical figures which show the relative position is called-

Index numbers are expressed in percentages.

Index numbers do not have universal applications.

_______ measure the general changes in the price level from one period to another.

_________ study the changes in the volume of goods.

__________ covers all those index numbers which measures the changes in total money worth during some period compared with other period.

The base period should be _______ period.

Index no. for the base period is always taken as-

________ play a very important part in the construction of index numbers.