Statistics S1 May/June 2024 [Q5] Edexcel IAL WST 01/01| Normal Distribution, Z-Scores,

Struggling with normal distribution problems in your Edexcel IAL S1 Statistics exam? In this video, I break down Question 5 from the May/June 2024 WST01/01 paper, showing you step-by-step how to solve it using standardization (z-scores) and probability concepts. 🔹 What You'll Learn: ✅ Part (a): How to find the proportion of adults completing Round 1 in under 18 minutes using standardization. ✅ Part (b): Finding the cutoff time for the fastest 60% to advance to Round 2. ✅ Part (c): Solving a conditional probability problem with a 95% confidence interval. 🔹 Why Watch? ✔ Exam-style question – exactly what you’ll see in your S1 paper! ✔ Clear, step-by-step solution – no skipped steps! ✔ Essential for Edexcel IAL Stats students – master z-scores and normal distribution. 📌 Perfect for: Edexcel IAL S1 (WST01) students Anyone revising normal distribution problems Students preparing for May/June or January exams 🔔 Subscribe to MATH WEB for more A-Level Math walkthroughs and exam tips! #EdexcelMath #S1Statistics #NormalDistribution #ALevelMath #ExamSolutions #MathWeb