Disasters and Failures Final TCU
questions with verified solutions
If you have taken enough data, then ______% of your data should fall in the range of the value of the
mean (plus or minus one standard deviation) - correct answer ✔✔68.2%
what is the middle value of an ordered distribution of numbers - correct answer ✔✔median
what is the result from some limitation in the method of data collection - correct answer ✔✔random
error
ability of a measurement to match actual value of quantity being measured - correct answer
✔✔accuracy
ability of a measurement to be consistently reproduced - correct answer ✔✔precision
knowledge deals more with what than information does - correct answer ✔✔making a choice based off
experience
what do we report probability out of - correct answer ✔✔% out of 100
correct sequence of scientific method - correct answer ✔✔analysis, hypothesis, synthesis, conclusion,
results
what shape of struts in a truss provides better performance - correct answer ✔✔triangular
what is a force that tries to deform part of a material - correct answer ✔✔shear
actual weight of a bridge - correct answer ✔✔dead load
, suspension bridge works like a cable bright except the cables from the beam are connected how? -
correct answer ✔✔to another cable
what does the arch create in a bridge - correct answer ✔✔compression
what is not a type of bridge - correct answer ✔✔compression bridge
reason for the failure of the Tay Bridge in 1879 - correct answer ✔✔wind and movement
in what bridge is the beam suspended from cables that are under tension from the bridge's dead load -
correct answer ✔✔cable stayed
main reason of deaths of patients from Therac 25 accidents - correct answer ✔✔overconfidence
what is a good example of a diagnosis tool that does not use ionizing radiation - correct answer
✔✔sonogram (ultrasound)
what is good advice when designing a system - correct answer ✔✔keep it simple
what is a vibration that transfers energy - correct answer ✔✔wave
reliability and safety in technology appliances should not be _____ - correct answer ✔✔confused
how many accidents of massive overdose were reported in Therac 25 - correct answer ✔✔6
what is high energy radiation capable of producing ionization in substances through which it passes -
correct answer ✔✔ionizing radiation
questions with verified solutions
If you have taken enough data, then ______% of your data should fall in the range of the value of the
mean (plus or minus one standard deviation) - correct answer ✔✔68.2%
what is the middle value of an ordered distribution of numbers - correct answer ✔✔median
what is the result from some limitation in the method of data collection - correct answer ✔✔random
error
ability of a measurement to match actual value of quantity being measured - correct answer
✔✔accuracy
ability of a measurement to be consistently reproduced - correct answer ✔✔precision
knowledge deals more with what than information does - correct answer ✔✔making a choice based off
experience
what do we report probability out of - correct answer ✔✔% out of 100
correct sequence of scientific method - correct answer ✔✔analysis, hypothesis, synthesis, conclusion,
results
what shape of struts in a truss provides better performance - correct answer ✔✔triangular
what is a force that tries to deform part of a material - correct answer ✔✔shear
actual weight of a bridge - correct answer ✔✔dead load
, suspension bridge works like a cable bright except the cables from the beam are connected how? -
correct answer ✔✔to another cable
what does the arch create in a bridge - correct answer ✔✔compression
what is not a type of bridge - correct answer ✔✔compression bridge
reason for the failure of the Tay Bridge in 1879 - correct answer ✔✔wind and movement
in what bridge is the beam suspended from cables that are under tension from the bridge's dead load -
correct answer ✔✔cable stayed
main reason of deaths of patients from Therac 25 accidents - correct answer ✔✔overconfidence
what is a good example of a diagnosis tool that does not use ionizing radiation - correct answer
✔✔sonogram (ultrasound)
what is good advice when designing a system - correct answer ✔✔keep it simple
what is a vibration that transfers energy - correct answer ✔✔wave
reliability and safety in technology appliances should not be _____ - correct answer ✔✔confused
how many accidents of massive overdose were reported in Therac 25 - correct answer ✔✔6
what is high energy radiation capable of producing ionization in substances through which it passes -
correct answer ✔✔ionizing radiation
