WST01/01, (Edexcel) IAL S1 January 2022, Q4 Discrete Random Variables, Linear Transformations

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[halimabanu]

6:17 in part c why w> or equal to 2? Why can’t it only be greater than 2?

[noukey]

Hello, just wanted to ask how the value 4/5 was found in part c? Thanks.

[tasnimara]

In questions 1d why did we added 93? It's outside of Venn diagram...that means no defect ?

[ajwaasghar]

hey, for part d, I don't get how the probability of Y are the same as W

[JbgByvvhjjk-pqbs]

Hey sir in part its clear that 1 2\3 is rounded to 2 but we had a question about why its greater than or equal to
Why can't it be greater than only ?!
Waiting for your reply :)

[studyingg_]

in part c i didn't understand how 5/3 is same as 1^1/3