The Student Room Group

S2

http://pastpapers.download.wjec.co.uk/s13-0984-01.pdf
4c?
When you work out approx why is the value 180.5 and not 181.5?
Reply 1
Original post by Ayaz789
http://pastpapers.download.wjec.co.uk/s13-0984-01.pdf
4c?
When you work out approx why is the value 180.5 and not 181.5?


What have you done?
Reply 2
Original post by Zacken
What have you done?


Well i've done p(x<=181) like how do i know if its greater or less than?
Reply 3
Original post by Ayaz789
Well i've done p(x<=181) like how do i know if its greater or less than?


The question says "believes that his support is greater than this"
Reply 4
Original post by Zacken
The question says "believes that his support is greater than this"


Ohh so you take it from the original question?
Reply 5
Original post by Zacken
The question says "believes that his support is greater than this"


If its greater than this then will it not be P(X>181) which is P(X<=181)??

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