For the given six values 17, 22, 21, 35, 40, 51, the three years moving averages are Option 1: 20, 26, 32, 44 Option 2: 20, 26, 32, 42 Option 3: 20, 26, 23, 42 Option 4: 20, 24, 32, 42

Answer: 20, 26, 32, 42. Solution: Average each set of three consecutive values. (17+22+21)/3=20, (22+21+35)/3=26, (21+35+40)/3=32, (35+40+51)/3=42.

Statistics & Applications

Trends & Data

Easy

applied

For the given six values 17, 22, 21, 35, 40, 51, the three years moving averages are

20, 26, 32, 44

20, 26, 32, 42

20, 26, 23, 42

20, 24, 32, 42

✅ Correct Option: 2

Average each set of three consecutive values.

$\frac{17+22+21}{3}=20$ , $\frac{22+21+35}{3}=26$ , $\frac{21+35+40}{3}=32$ , $\frac{35+40+51}{3}=42$ .

2025: 22 May Shift 2

The values of ' $a$ ' and ' $b$ ' if the equation of straight line trend by least square method is given by $y = a + bx$ such that $\sum x = 0$ , $\sum y = 84$ , $\sum xy = 108$ , $\sum x^2 = 70$ for 6 observation at are:

2025: 30 May Shift 1

Increase in the number of patients in the hospitals due to heat stroke is:

2025: 21 May Shift 2

The behavior and pattern of the data in a time series is NOT based on which of the following component?

2025: 27 May Shift 1

Match List-I with List-II

List-I	List-II
(Example)	(Components of Time Series)
(A) Lockouts and strikes	(I) Secular trend
(B) Rise and fall of share market	(II) Seasonal trend
(C) Continuous decline in death rate	(III) Irregular trend
(D) The rise in prices before Diwali	(IV) Cyclical trend

Choose the correct answer from the options given below:

2025: 22 May Shift 1

The sale of ice creams is higher in summer than in winter is an example of

2025: 14 May Shift 1

Which of the following is not a component of the time series?

For the given six values 17, 22, 21, 35, 40, 51, the three years moving averages are

Solution

Related questions:

Keyboard Shortcuts

CUET Mathematics Past Year Questions (Topic-Wise)