CUET Mathematics - 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: | PYQs + Solutions

CUET Mathematics 2025 21 May Shift 2

Statistics & Applications

Medium

applied

164

154.14

161.78

162.86

✅ Correct Option: 3

Related questions:

22 May Shift 2

Match List-I with List-II

List-I	List-II
Example	Time-series component
(A) Labour strike	(I) Secular-trend
(B) Continuous decline in death rate	(II) Seasonal
(C) Rise in prices before Diwali	(III) Cyclical
(D) Rise and fall of the share-market	(IV) Irregular

Choose the correct answer from the options given below:

30 May Shift 1

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

3 June Shift 2

Assuming the same rate of change continues for the following data:

Year (x)	2019	2020	2021	2022	2023
Profit(in Percentage) (y)	38	40	65	72	69

The equation of the straight line trend using the least square method is:

CUET Mathematics 2025 21 May Shift 2 PYQs