Mathematics, 29.06.2019 02:00 ccarwile01
An urn contains 6 red and 7 black balls. 4 balls are randomly drawn from the urn in succession, with replacement. that is after each draw, the selected ball is returned to the urn. what is the probability that all 4 balls drawn from the urn are black ? round your answer to three decimal places.
Answers: 1
Mathematics, 21.06.2019 16:00
Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]
Answers: 2
Mathematics, 21.06.2019 16:20
The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.
Answers: 3
Mathematics, 21.06.2019 17:50
Adriana sold 50 shares of a companyâs stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adrianaâs real return after deducting the brokerâs commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00
Answers: 1
An urn contains 6 red and 7 black balls. 4 balls are randomly drawn from the urn in succession, with...
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