FDOT QC MANAGER EXAM QUESTIONS
AND ANSWERS
population - Answer-__________ is described as " a group of individual persons,
objects, or items that possess some common specified characteristics which can be
measured"
Standard Deviation - Answer-which of the following is a measure of variation that is
computed by taking the square root of the Variance ( s2) of a distribution of sample test
values?
Percent within limits - Answer-PWL is the acronym for which of the following?
Variance - Answer-Which of the following is described as measuring of the dispersion in
a set of sample values by summing up the squares of all deviations from the mean and
dividing the numbers of samples less one?
4,130 Psi - Answer-you perform compression tests on concrete cylinders and the results
are 4,200 4,100, 3,900, 4,300, 4,250, 4,180, 4,050, 3,980, 4,200 psi, what is the mean
for these results?
average - Answer-Mean can also be referred to as the ___________
all of the above - Answer-which of the following variables might impact Production and
Placement( equipment, operators, methods, weather , or all of the above
all of the above - Answer-which of the following may contribute to variability relating to
the testing of materials? ( equipment performance, personnel, test method procedure
adherence, all of the above, or none of the above)
may have naturally occurring variability - Answer-materials utilized from the same
area.....
measured - Answer-through QC testing, variability in test values can be_________
Portland Cement Concrete - Answer-air content, unit weight, and cover are quality
characteristics of _________
long term performance - Answer-Quality characteristics typically contribute directly or
indirectly to which of the following?
Project Administrator - Answer-engineering analysis reports ( EAR) are submitted by the
contractor to which of the following?
AND ANSWERS
population - Answer-__________ is described as " a group of individual persons,
objects, or items that possess some common specified characteristics which can be
measured"
Standard Deviation - Answer-which of the following is a measure of variation that is
computed by taking the square root of the Variance ( s2) of a distribution of sample test
values?
Percent within limits - Answer-PWL is the acronym for which of the following?
Variance - Answer-Which of the following is described as measuring of the dispersion in
a set of sample values by summing up the squares of all deviations from the mean and
dividing the numbers of samples less one?
4,130 Psi - Answer-you perform compression tests on concrete cylinders and the results
are 4,200 4,100, 3,900, 4,300, 4,250, 4,180, 4,050, 3,980, 4,200 psi, what is the mean
for these results?
average - Answer-Mean can also be referred to as the ___________
all of the above - Answer-which of the following variables might impact Production and
Placement( equipment, operators, methods, weather , or all of the above
all of the above - Answer-which of the following may contribute to variability relating to
the testing of materials? ( equipment performance, personnel, test method procedure
adherence, all of the above, or none of the above)
may have naturally occurring variability - Answer-materials utilized from the same
area.....
measured - Answer-through QC testing, variability in test values can be_________
Portland Cement Concrete - Answer-air content, unit weight, and cover are quality
characteristics of _________
long term performance - Answer-Quality characteristics typically contribute directly or
indirectly to which of the following?
Project Administrator - Answer-engineering analysis reports ( EAR) are submitted by the
contractor to which of the following?
