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S3 June 2013R help!

Hey,

Can anyone tell me why, in Q2), the inequality is > as opposed to <

Paper: http://qualifications.pearson.com/content/dam/pdf/A%20Level/Mathematics/2013/Exam%20materials/6691_01R_que_20130613.pdf

Mark scheme:
http://qualifications.pearson.com/content/dam/pdf/A%20Level/Mathematics/2013/Exam%20materials/6691_01R_msc_20130815.pdf

Thanks!
Original post by Nikhilm


@TeeEm :colondollar::ahhhhh:
Reply 2
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TeeEm
19
Original post by Nikhilm


Give me a bit to eat ....
Not an expert on stats, but I think that as the probability decreases, the z value increases. Thus for the probability to be less than 5%, the z value must be more than 1.6449.
Original post by constellarknight
Not an expert on stats, but I think that as the probability decreases, the z value increases. Thus for the probability to be less than 5%, the z value must be more than 1.6449.


You may be right ... thinking about it now that makes sense! just gonna wait for the Stats god @TeeEm for confirmation
Reply 5
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TeeEm
19
Original post by Nikhilm
You may be right ... thinking about it now that makes sense! just gonna wait for the Stats god @TeeEm for confirmation


I do not do stats !!!
I greatly dislike it, together with pure ...
As for discrete I loathe

What paper/question am I looking for ?
Original post by TeeEm
I do not do stats !!!
I greatly dislike it, together with pure ...
As for discrete I loathe

What paper/question am I looking for ?

The details are in the first post.
Original post by TeeEm
I do not do stats !!!
I greatly dislike it, together with pure ...
As for discrete I loathe

What paper/question am I looking for ?


lol I think everyone hates stats but it's easier than mechanics so ...

The paper and mark scheme are in the first post, question 2
Reply 8
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TeeEm
19
Original post by Nikhilm
lol I think everyone hates stats but it's easier than mechanics so ...

The paper and mark scheme are in the first post, question 2


constellarknight is correct
(common sense)
I did it in my paper solution as equality and adjusted up
S3R, June 2013, page 1.jpg349.3KB
Original post by TeeEm
constellarknight is correct
(common sense)
I did it in my paper solution as equality and adjusted up


great, thanks! Do you have a link to where i could buy/download those paper solutions by any chance?
Reply 10
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TeeEm
19
Original post by Nikhilm
great, thanks! Do you have a link to where i could buy/download those paper solutions by any chance?


Not available on line ....
Original post by TeeEm
Not available on line ....


Oh lol okay, could make a lot of money if they were js ..
Reply 12
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TeeEm
19
Original post by Nikhilm
Oh lol okay, could make a lot of money if they were js ..


Luckily I am already well off ....
f9.jpg
Original post by TeeEm
Luckily I am already well off ....
f9.jpg


LOL touché
Reply 14
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Ayman!
15
Original post by TeeEm
constellarknight is correct
(common sense)
I did it in my paper solution as equality and adjusted up


Do you solve every Edexcel paper, TeeEm?
Reply 15
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TeeEm
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Original post by aymanzayedmannan
Do you solve every Edexcel paper, TeeEm?


Six boards, all modules except decision and top end Stats
Reply 16
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Ayman!
15
Original post by TeeEm
Six boards, all modules except decision and top end Stats


Just for your personal collection? I've just found your entire FP3 solutions from last year. Super helpful stuff!
Reply 17
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TeeEm
19
Original post by aymanzayedmannan
Just for your personal collection? I've just found your entire FP3 solutions from last year. Super helpful stuff!


where did you find it?
Reply 18
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Ayman!
15
Original post by TeeEm
where did you find it?


You posted it on "will the real TeeEm please stand up". I found a link from the FP3 thread itself actually.

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