subject
Mathematics, 11.11.2019 08:31 tfaulk2884

the first card selected from a standard 52-card deck was a king. it is
returned to the deck, what is the probability that a king will be drawn on
the second selection?
a. 1/4 or 0.25
b. 1/13, or 0.077
c. 12/13, or 0.923
d. 1/3 or 0.33
none of the above

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression
Answers: 3
question
Mathematics, 21.06.2019 17:00
Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis
Answers: 2
question
Mathematics, 21.06.2019 17:30
Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?
Answers: 3
question
Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
You know the right answer?
the first card selected from a standard 52-card deck was a king. it is
returned to the deck, wh...
Questions
question
Mathematics, 10.02.2021 06:20
question
Mathematics, 10.02.2021 06:20
question
Mathematics, 10.02.2021 06:20
question
Medicine, 10.02.2021 06:20
question
Chemistry, 10.02.2021 06:20