CUET Mathematics - For the given five values 15, 24, 18, 33, 45, which of the following is not the three years moving average? | PYQs + Solutions

CUET Mathematics 2026 22nd May Shift 2

Statistics & Applications

Easy

applied

✅ Correct Option: 4

Related questions:

29th May Shift 1

If 35, 70, 36, 59, 62 is the given annual time series, then 3-yearly moving averages are

21 May Shift 2

Let $y = 138.86 + 7.64(x - 2021)$ be a straight line of best fit by using least square method to the following data:

Year(x)	2018	2019	2020	2021	2022	2023	2024
Profit(y) (in Rs. '000)	114	130	126	144	138	156	164

Then the trend value for the year 2024 is:

13 May Shift 1

Which of the following statements are correct?

(A) The method of least squares determines the position of the trend line of the given time series.

(B) The trend line is called the line of best fit.

(C) The line of best fit is a line in which the sum of deviations of the actual values of the variable from their corresponding trend value is always positive.

(D) The normal equations of the trend line $y = a + bx$ are $\sum y = na + b \sum x$ and $\sum xy = a \sum x + b \sum x^2$ , where $n$ is the numbers of observations.

Choose the correct answer from the options given below:

CUET Mathematics 2026 22nd May Shift 2 PYQs

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