Zadanie 11d
Find the median total measurement time.
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Find the median total measurement time.
Find D.
Find E.
(i) Given with m > 0, find m. (ii) Hence calculate the parallelogram’s area.
Find a Cartesian equation of P1.
Plane P2 is 2x + y + z = 4. Prove that the acute angle θ between P1 and P2 satisfies .
A line through E perpendicular to P1 meets P2 : 2x + y + z = 4 at F. Find F.
A processes 40 images. (i) Find the probability of at most five errors. (ii) Given at most five errors, find the probability of exactly three.
For another batch of n images processed by A, P(E ≤ 5) = 0.508 to three significant figures. Find n.
B and C have error probabilities 0.04 and 0.12. Of all images, 50% go to A, 30% to B and 20% to C. For an image selected at random, find (i) the probability of an error; (ii) the probability it was processed by A, given an error.