Applied Mathematics

Time Based Data

Easy

applied

For the given five values, 13, 17, 21, 25, 35, the three years moving averages are:

17, 27, 32

17, 21, 27

17, 27, 33

17, 27, 35

✅ Correct Option: 2

Average successive blocks of three values.

$(13+17+21)/3 = 17$ , $(17+21+25)/3 = 21$ , $(21+25+35)/3 = 27$ .

So the moving averages are $17, 21, 27$ .

2022: 25 May Shift 1

Given the data for the sales of a product in a state is as follows:

Year	2005	2006	2007	2008	2009
Sales (In lakh Rs)	150	130	160	170	200

The equation of the straight-line trend by method of least squares is:

2023: 15 June Shift 2

In the equation of trend line $y_t = a + bx$ , a and b represent :

2023: 15 June Shift 2

If Paasche's index number is 160 and Laspeyre's index number is 250, then Fisher's index number is :

2026: 29 May Shift 2

For the given five values, 17, 25, 21, 35, 43, the three-year moving averages are:

2023: 23 May Shift 3

The rise in prices before Christmas is an example of

2023: 23 May Shift 3

Given that p $_0$ and p $_1$ represent base and current prices of a commodity, q $_0$ and q $_1$ refer to the base and current quantities, then the formula used to calculate price relatives is :

For the given five values, 13, 17, 21, 25, 35, the three years moving averages are:

Solution

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