Chi Squared Test, from Start to Finish, with Calculator | TI NSpire CX | IB AI SL and HL Mathematics скачать в хорошем качестве

Chi Squared Test, from Start to Finish, with Calculator | TI NSpire CX | IB AI SL and HL Mathematics

In this full worked example, we walk through the Chi Squared Test for Independence (also known as the Two-Way Chi Squared Test) from start to finish using the TI-Nspire CX graphical calculator. Whether you're preparing for your IB Mathematics AI SL or HL Internal Assessment (IA), completing a statistics project, or learning how to apply the Chi Squared Test accurately, this video will guide you step-by-step. ✅ Learn how to state the null and alternative hypotheses ✅ Input your contingency table into the TI-Nspire CX ✅ Calculate the chi squared statistic, p-value, degrees of freedom, and expected frequencies ✅ Compare the chi squared statistic to the critical value or p-value to the significance level ✅ Draw a clear, correct statistical conclusion Link towards Critical Chi Squared Values : https://www.dropbox.com/scl/fi/ev60e9... Perfect for IB students, teachers, and anyone studying Chi Squared Tests for exams, coursework, or research projects! 🔔 Don't forget to like, comment, and subscribe for more clear, complete mathematics tutorials, especially if you're an IB or IGCSE student! Timestamps 00:00 – Introduction 00:35 – State Null Hypothesis and Alternative Hypothesis 02:11 – Chi Squared Statistics on Calculator 02:30 – Enter Contingency Table on TI-Nspire CX 04:09 – Calculate Chi Squared Statistic 04:10 – Chi Squared Statistic, p-value, Degrees of Freedom with TI-Nspire CX 05:41 – Expected Frequencies with TI-Nspire CX 07:18 – Chi Squared Statistic Measures Deviation of Observed vs Expected Frequencies 08:12 – Find Critical Chi Squared Value from Table 10:55 – Find Critical Chi Squared Value Using TI-Nspire CX 12:18 – Drawing the Conclusion: Comparing Test Statistic to Critical Value or p-value 14:58 – Conclusion Key Topics Covered: Chi Squared Test for Independence How to use TI-Nspire CX for statistical tests IB Mathematics IA support (AI SL and AI HL) Understanding p-values, significance levels, degrees of freedom Comparing observed and expected frequencies Step-by-step hypothesis testing examples 📚 More Help for IB Mathematics and Statistics Coming Soon! Subscribe Now! #ChiSquaredTest #StatisticsTutorial #IBMath #TINspireCX #HypothesisTesting #IBMathAI #IBInternalAssessment #ChiSquaredTestForIndependence #StatisticsWithCalculator