Linear Combinations 2.2 sum - poisson

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Sum of Poisson variables
Correction at 3:54 (original working shows attempt at none of each instead of one of each) Should be e^(-2) x 2 + e^(2.3333333) x 2.3333333
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at 4:13
Isn't P(X=1) and P(Y=1) supposed to be (e^-2) x (2) and (e^-2/3) x (2/3)

nexuschong
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you have no idea how helpful and brilliant you are.
thankyou so much

sanag
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Thank you so much, you really saved me <3

eri
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My answer for the last question is 0.0927, is it correct?

justinong
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Ma'am if X is Poisson then is aX Poisson?

examhill
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"y" added to "every" just for Jonathan ;)  Sorry I deleted your comment accidentally, meant to just hit reply...

MrsOGramsMaths