Leaving Cert Maths - How to Calculate P-Value and Z-Score (Hypothesis Testing) скачать в хорошем качестве

Leaving Cert Maths - How to Calculate P-Value and Z-Score (Hypothesis Testing)

Struggling with Hypothesis Testing? In this video, we break down one of the trickiest parts of the Leaving Cert Higher Level Maths curriculum: P-values and Z-scores. Using a real exam-style question (LCHL 2025 Paper 2), we walk through: How to identify the Null (H0) and Alternative (H1) Hypotheses. Choosing the right Z-score formula from your log tables. Calculating the test statistic for a sample mean. Determining the P-value and making a final statistical conclusion. Whether you're prepping for mocks or the final exam, this step-by-step guide makes complex statistics easy to understand. Don't forget to like, subscribe, and share with your classmates! 0:00 Introduction to P-Value and Hypothesis Testing 0:20 Analyzing the Sample Data Table 0:45 Defining the Null and Alternative Hypothesis 1:55 Finding the Z-Score Formula in Log Tables 2:20 Calculating the Z-Score Step-by-Step 3:05 What is a P-Value? 5:00 Calculating the P-Value from the Z-Score 6:43 Understanding the 5% Significance Threshold 7:10 Final Conclusion: Reject or Fail to Reject? Leaving Cert Maths, Higher Level Maths, LCHL, Project Maths Ireland, Statistics, Hypothesis Testing, P-Value, Z-Score, Normal Distribution, Irish Education, Maths Grinds, Paper 2 Maths, Leaving Cert 2025, Exam Solutions, Sample Mean, Significance Level