8 results.
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Question in Content created by Newcastle University
Real numbers a,b,c and d are such that a+b+c+d=1 and for the given vectors v1,v2,v3,v4 av1+bv2+cv3+dv4=0. Find a,b,c,d.
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Question in Content created by Newcastle University
Reduce a 5x6 matrix to row reduced form and using this find rank and nullity.
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Question in Content created by Newcastle University
Rolling a pair of dice. Find probability that at least one die shows a given number.
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Question in Content created by Newcastle University
Given three linear combinations of four i.i.d. variables, find the expectation and variance of these estimators of the mean μ. Which are unbiased and efficient?
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Question in Content created by Newcastle University
Given the following three vectors v1,v2,v3 Find out whether they are a linearly independent set are not. Also if linearly dependent find the relationship vr=pvs+qvt for suitable r,s,t and integers p,q.
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Question in Content created by Newcastle University
Given 6 vectors in R4 and given that they span R4 find a basis.
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Question in Content created by Newcastle University
Given a matrix in row reduced form use this to find bases for the null, column and row spaces of the matrix.
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Question in Transition to university
This question assesses the students understanding of what it means for two events to be independent or dependent. Specifically, if two events are independent then the outcomes of one event do not affect the outcomes of the other event.