AI SL: Paper 2 (TZ2 May 2021)
Chapters
0:00 (1a) Sampling method
3:10 (1b) Finish tree diagram
7:01 (1ci) Disease and positive
10:10 (1cii) Negative
13:35 (1ciii) Disease given negative
18:15 (1d) Actual different than predicted
20:05 (1e) Draw Venn Diagram
27:56 (1f) Total # of patients
28:31 (2a) Angle ACB
38:30 (2b) Distance DE
43:55 (2c) Are triangle DCE
49:30 (2d) Estimate distance DF
56:19 (3ai) # seats last row
1:01:16 (3aii) Total # of seats
1:04:24 (3b) Avg # of visitors
1:09:16 (3c) Visitors exceed seats!
1:17:33 (3d) Total # of visitors end of 2025
1:24:13 (4a) Sketch a normal distribution
1:30:20 (4b) Weight between 5.5 and 6.5
1:35:53 (4c) Expected value weight less than 3.5
1:39:30 (4d) 12 cats weigh more than x kg
1:45:48 (4e) Exactly one weighs over 6.25 kg
1:51:44 (5a) Show that area base of box...
1:57:30 (5b) Shot that volume of box...
2:07:10 (5c) Sketch the graph
2:11:35 (5d) dv/dx derivative
2:16:08 (5e) Value of x which maximizes volume
2:20:02 (5f) Maximum volume is...
2:21:42 Call Karen, manager incorrect!
2:24:58 ANSWER KEYS!!