Mathematics, 24.12.2019 02:31 calvinpaul1966
(1 point) consider n=20 independent flips of a fair coin. say that a changeover occurs whenever an outcome differs from the one preceding it. for example, if n=6 and the outcome is t h t t h t, then there is a total of 4 changeovers. find the expected number of changeovers for n=20. answer =
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Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square
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Mathematics, 21.06.2019 23:30
Solve this 364x-64x=300x and 12(x2โxโ1)+13(x2โxโ1)=25(x2โxโ1)
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Mathematics, 22.06.2019 03:30
Captain umaima has a ship, the h.m.s. khan. the ship is two furlongs from the dread pirate nadia and her merciless band of thieves. the captain has probability 3/7 of hitting the pirate ship. the pirate only has one good eye, so she hits the captain's ship with probability 2/5. if both fire their cannons at the same time, what is the probability that the captain hits the pirate ship, but the pirate misses.
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Mathematics, 22.06.2019 04:50
Click on the number until you find the right quotient. 12x^a y^b รท (-6x^a y)
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(1 point) consider n=20 independent flips of a fair coin. say that a changeover occurs whenever an o...
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