Mathematics, 12.04.2021 23:20 Dweath50
Outcome 0 1 2 3 Probability 0.25 0.25 0.25 0.25 Which is the expected value of the random variable with the given probability distribution? a. 0 c. 1.5 b. 1 d. 2 Please select the best answer from the choices provided A B C D
Answers: 1
Mathematics, 21.06.2019 15:10
Which of the following is a justification used while proving the similarity of triangles lom and mon
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Mathematics, 21.06.2019 19:00
Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00
Answers: 1
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 20:00
Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?
Answers: 2
Outcome 0 1 2 3 Probability 0.25 0.25 0.25 0.25 Which is the expected value of the random variable w...
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