Answers: 2
Mathematics, 21.06.2019 18:00
The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?
Answers: 1
Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 21:30
Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?
Answers: 3
Explain what w is in this new expression...
Mathematics, 30.11.2019 12:31
Health, 30.11.2019 12:31
Chemistry, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Chemistry, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
English, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Mathematics, 30.11.2019 12:31
Biology, 30.11.2019 12:31