Mathematics, 27.04.2021 01:00 alex1975
Raymond placed 12 red marbles, 10 green marbles, and 8 marbles of other colors into a bag. He
plans to draw a marble from the bag, record its color, then place the marble back into the bag before
drawing again. He repeats his plan 60 times. He drew 21 red, 18 green, and 21 other colors. What is
the experimental probability that the next draw will be a red marble?
A 15%
B 45%
C 35%
D 25%
Answers: 2
Mathematics, 21.06.2019 15:10
Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.
Answers: 2
Mathematics, 21.06.2019 16:30
An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.
Answers: 2
Raymond placed 12 red marbles, 10 green marbles, and 8 marbles of other colors into a bag. He
plan...
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