Neco 2025 Geography Question 14

Practice objective / multiple choice question 14 from the 2025 Neco Geography examination.

Neco 2025 Geography Objective / Multiple Choice Hard Difficulty
Question 14 NECO • 2025 • GEOGRAPHY • objective

The following annual rainfall (mm) data were recorded for a city: 2016 - 1120, 2017 - 1180, 2018 - 1240, 2019 - 1190, 2020 - 1250. Compute the standard deviation of the rainfall (to two decimal places) and state whether the data show an increasing trend, using the slope of the least‑squares regression line (positive slope indicates an increasing trend).

Answer Options

Correct Answer A. Standard deviation = 52.24 mm; increasing trend
B. Standard deviation = 48.15 mm; decreasing trend
C. Standard deviation = 60.00 mm; increasing trend
D. Standard deviation = 55.30 mm; no clear trend
Correct Answer
A
Correct Option:
Standard deviation = 52.24 mm; increasing trend

About This Question

This is Neco 2025 Geography Question 14. It is one of the objective questions from the 2025 Neco Geography examination.

Difficulty level: Hard .

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