using a gdc to do questions (while still scoring marks) we are going to look at past paper questions...
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Using a GDC to Do Questions (While still scoring marks)
We are going to look at past paper questions and mark schemes to see how many marks we may miss out on relying
on a GDC.
12 mins
AWFW anything which falls within
i.e. correct answer full marks… decreasing accuracy (typos) lose marks.
• 12 Mins
If you standardise you score this mark
If you draw diagrams and
work out the right region you might
get this mark
Inversing Normal for Mean or SD cannot be found on calculator
• 9 mins 36 seconds!
No marks lost for using calculator just accuracy.
13 mins 12 secs
Once more no marks lost but correctness in
critical!
13 mins 12 secs
Answer only 1 mark!
You’d need to find this anyhow for 1 markUse of percentage
points table 1 mark.Knowing formula for confidence interval
Writing distribution (as entered into
calculator) 1 mark
Another standardising mark
Answer only 1 mark!