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Interval Estimation for Means, Proportions, and Variances MCQs

Prepare for Interval Estimation for Means, Proportions, and Variances MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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390987 MCQs Page 32767

Topic Notes: Statistics

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Practice Statistics MCQs to prepare for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests in Pakistan. This section covers key theoretical concepts, syllabus topics, and repeated past paper questions related to Statistics.

Topic-Wise Breakdown
Structured subject modules organized by difficulty and exam frequency.
Verified Answer Keys
Detailed explanations cross-referenced with standard textbooks and commission keys.
Complete Coverage
Covers fundamental definitions, advanced problem-solving, and recent exam trends.

How to Prepare Statistics MCQs for Competitive Exams

Review each sub-topic systematically. Start with fundamental concepts, practice multiple-choice question sets under timed conditions, and note down questions you missed in your revision tracker. Select a specific topic from the list below to begin practice.

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The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls is 20% and 10% respectively, what will be the new ratio?
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Rs. 1210 were divided among A, B, and C such that A : B = 5 : 4 and B : C = 9 : 10. What is C's share?
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If x : y = 5 : 2, then (8x + 9y) : (8x + 2y) is:
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If 15% of x = 20% of y, then x : y is:
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What is the compounded ratio of (2 : 3), (4 : 5), and (6 : 7)?
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The sub-triplicate ratio of 64 : 125 is:
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The triplicate ratio of 2 : 3 is:
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The sub-duplicate ratio of 16 : 49 is:
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The duplicate ratio of 3 : 5 is:
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If a : b = c : d, then which of the following is true?