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Mathematics, 14.01.2021 14:00 Fashiondiva88
ayer ana se gasto 96 euros en varios libros del mismo precio . al pasar hoy por la libreria , ha visto que esos libros estaban rebajados y costaban 2 euros menos cada uno . si con este nuevo precio se podria heber comprado 4 libros mas , ¿cuanto costo cada libro y cuantos libros se compro ?
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In a sample of 2023 u.s. adults, 373 said franklin roosevelt was the best president since world war ii. two u.s. adults are selected at random from the population of all u.s. adults without replacement. assuming the sample is representative of all u.s. adults, complete parts (a) through (d). (a) find the probability that both adults say franklin roosevelt was the best president since world war ii. the probability that both adults say franklin roosevelt was the best president since world war ii is (round to three decimal places as needed.) (b) find the probability that neither adult says franklin roosevelt was the best president since world war ii. the probability that neither adult says franklin roosevelt was the best president since world war ii is (round to three decimal places as needed.) (c) find the probability that at least one of the two adults says franklin roosevelt was the best president since world war ii. the probability that at least one of the two adults says franklin roosevelt was the best president since world war ii is (round to three decimal places as needed.) (d) which of the events can be considered unusual? explain. select all that apply. the event in part left parenthesis a right parenthesis is unusual because its probability is less than or equal to 0.05. the event in part (b) is unusual because its probability is less than or equal to 0.05. none of these events are unusual. the event in part (c) is unusual because its probability is less than or equal to 0.05.
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ayer ana se gasto 96 euros en varios libros del mismo precio . al pasar hoy por la libreria , ha vis...
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