AI SL: Paper 2 (TZ1 May 2024)

Help me make videos! Send pdfs, worksheets, etc, at: quirozmath@gmail.com questions & comments are welcome as well! JOIN THE DISCORD Invite link -   / discord   Remember to check out my playlists / other videos :D good luck!! Chapters 00:00:15 1a) Spearman's rank correlation coefficient 00:13:29 1bi) Pearson's product-moment correlation coefficient 00:15:14 1bii) Describe the value of r 00:20:13 1ci) Value of a 00:21:17 1cii) Value of b 00:23:15 1ciii) What does b represent? 00:25:55 1di) Estimated price 00:29:26 1dii) Two reasons validate... 00:33:48 1e) Alternative hypothesis 00:36:40 1f) p-value 00:42:18 1g) Conclusion test 00:47:55 1h) One assumption... 00:51:01 2a) P(T less than 64) 01:04:47 2b) P(44 less than T less than 64) 01:07:57 2ci) Sketch 01:12:00 2cii) Value of K 01:14:44 2d) Pbb less than k 01:23:57 2e) Expression 01:33:54 2f) How much charge for 5.3kg package 01:34:43 2g) Weight of Meiling's package 01:37:51 3a) Maximum price if n=400 01:42:29 3bi) # of smoothies sold 01:44:00 3bii) Total income 01:45:51 3ci) Show that... 01:52:52 3cii) Derivative dP/dX 02:01:10 3ciii) Value when derivative = 0 02:08:52 3civ) # smoothies sold if profit maximized 02:13:48 4ai) Value of a 02:15:24 4aii) Value of b 02:19:09 4aiii) Value of c 02:20:01 4b) Hence, pbb shut down 02:23:04 4c) Show that... Expected value 02:30:13 4d) X^2 Goodness of fit test 02:54:53 5a) Gradient when x=2 02:58:45 5b) Expression h(x) 03:11:58 5ci) Write integral 03:14:22 5cii) Solve integral 03:17:05 5d) Volume concrete structure 03:20:55 5e) Write down three equations 03:29:00 5f) Find values of a, b and c 03:40:45 5g) Explain why claim is correct 03:47:37 ANSWER KEYS!!