Question

with respect to time series which of the following is not true
a)time series is arrangment of data in the order of accurance with a fixed time
b) secular trend is not a component of time series
c) seasonal variations occur dur to weather or custom
d) none ​

Answer 1

Explanation:

None of these,,,,,,,,,,,,,,

Answer 2

Answer:

Time series refers to an arrangement and presentation of statistical data in chronological order. The statistical data is collected over a period of time. According to Spiegel, “A time series is a set of observations taken at specified times, usually at equal intervals.” There exist various forces that affect the values of the phenomenon in a time series. These are also the components of the time series analysis