Mathematics, 19.03.2020 08:59 19jcormier
The mean time it takes for workers at a factory to insert a delicate bolt into an engine is 15 minutes. The standard deviation of time to insert the bolt is 4.0 minutes and the distribution of time is approximately Normally distributed. For a randomly selected worker, what is the approximate probability the bolt will be inserted in 19 minutes or less
Answers: 2
minutes, standard deviation 
seconds, we need to find 
. Using z score
Another question on Mathematics
Mathematics, 20.06.2019 18:04
Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.
Answers: 2
Mathematics, 21.06.2019 13:40
Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?
Answers: 2
Mathematics, 21.06.2019 16:30
Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.
Answers: 3
Mathematics, 21.06.2019 20:30
Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i
Answers: 1
You know the right answer?
The mean time it takes for workers at a factory to insert a delicate bolt into an engine is 15 minut...
Questions
Mathematics, 31.03.2021 23:40
Mathematics, 31.03.2021 23:40
English, 31.03.2021 23:40
Mathematics, 31.03.2021 23:40
Mathematics, 31.03.2021 23:40
History, 31.03.2021 23:40
Spanish, 31.03.2021 23:40
Mathematics, 31.03.2021 23:40
Mathematics, 31.03.2021 23:40
