Normal distribution probability | Probability distributions | Statistics

🎓 Normal Distribution | Find Mean and Variance when 31% items are below 45 and 8% above 64 | VTU Mathematics-III
🔍 In this video, we solve a classic Normal Distribution problem:
📘 Question:
In a normal distribution, 31% of the items are under 45 and 8% are over 64. Find the mean and variance.
📚 Concepts Explained:


Use of Z-table in normal distribution


Converting raw data to standard normal variable


Finding mean (μ) and variance (σ²) step-by-step


Perfect for VTU BCS301 – Module 4 (Statistical Inference – 2)



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BCS301 Module 1 – Probability Distributions | VTU Maths | Previous Question Papers & Model Papers Solved:
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🎯 Most Important Questions for Probability Distributions
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