Maths IB Studies Memorise Me Quiz Cards

Description

These are the facts you will need to memorise for the exam (they are not in the formula sheet).
Frances Hughes
Flashcards by Frances Hughes, updated more than 1 year ago
Frances Hughes
Created by Frances Hughes over 5 years ago
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Resource summary

Question Answer
N (Natural Numbers) are... 0, 1, 2, 3, ...
Q (Rational Numbers are)... any that can be written as a fraction (NOT rational: pi, square root of 2)
Z (Integers) are... ... -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, ...
R (Real Numbers) are... All rationals and all irrationals
A contradiction is... ... always false (final column all F)
A tautology is... ... always true (final column all T)
A valid argument... ... is always true (final column all T)
If p... then q
The converse of this statement is... (The reverse)
The inverse of this statement is... (Negate both)
The contrapositive of this statement is... (Reverse and negate both)
p if and only if q
Is FALSE when... ... p is true, but q is false TF
p and q
p or q
p or q (but not both)
is an element of
is not an element of
A is a proper subset of B
the empty set
A union B
A intersection B
not A (complement of A)
number of elements in A
If the Chi-value is high... ... or the p-value is low... ... reject Ho. (reject the Null Hypothesis)
When going along the branches of a probability tree diagram (left to right)... ...we multiply the probabilities.
Explain how to enter a table and how to get χ2 on your GDC ...
Explain how to enter a table of data and how to get the r-value and equation of the line of regression on your GDC ...
Explain how to use the Finance App on your GDC ...
Explain how to use enter data for Normal Distribution on your GDC ...
To calculate expected frequency...
To calculate degrees of freedom (col -1)x(rows-1)
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