Mathematics, 16.07.2019 22:00 brainy51
Suppose that you randomly draw one card from a standard deck of 52 cards. after writing down which card was drawn, you place the card back in the deck, shuffle the deck, and draw another card. you repeat this process until you have drawn 12 cards in all. what is the probability of drawing at least 8 diamonds? for the experiment above, let x denote the number of diamonds that are drawn. for this random variable, find its expected value and standard deviation.
Answers: 1
Mathematics, 21.06.2019 23:00
Calculate the average rate of change over the interval [1, 3] for the following function. f(x)=4(5)^x a. -260 b. 260 c. 240 d. -240
Answers: 1
Mathematics, 21.06.2019 23:30
Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.
Answers: 1
Mathematics, 22.06.2019 01:10
"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?
Answers: 2
Suppose that you randomly draw one card from a standard deck of 52 cards. after writing down which c...
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