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what is response surface methodology name three kinds of problems for middot which it can be
can you think of a problem preferably in your own field for which response surface methodology might be profitably
when the object is to find experimental conditions produces a high level of response what techniques may be useful when
what checks might be employed to detect a bad values b an inadequate model and c the failure of
the following data were obtained from a study- on a chemical reaction systemthe 16 runs were perfom1ed in random order
as part of a pollution study a sanitary engineer has collected some bod data on a particular sample of water taken from
draw contours for a two-factor problem in which the response might be approximated by a first-order model what is the
for a k 2 factor problem how would you draw a set of contours in which a second-order model might locally approximate
a response that is a smooth function over the levels of two factors may or may not be similar when viewed over
a using the method of least squares fit a straight line to the following data what are the least squares estimates of
the residual mean square is often used to estimate sigma2 there are circumstances however in which it can produce a a
a fit a first-order model to the following data on the strength of weldsb plot contours of the fitted surface in the
using least squares fit a straight line to the following datacarefully stating all assumptions you make obtain a 95
an engineer wants to fit the model eta betax to the following data by the method of least squares the tests were made
eight subjects 1 2 3 4 5 6 7 middotand 8 are tested with six different hearing aids a b c d e and f two subjects were
the following formula was used in the estimation of a physical constantassuming that x10nbsp 10 x20nbsp 40 x30nbsp 7
construct an anova table and test the goodness of fit of the straight line using the data in table 105 the ratio of the
suppose you had three machines a b and c and you were asked to compare them using seven data values which had been
suppose that two operators a and b work at the job of packing boxes you have records of the number of boxes packed on
from an initial inspection of the data and the residuals do you think a data transformation might be helpful make a a
the following 25-tnbspfractional factorial design was part of a study to find high permeability conditions for fly ash
can you find or imagine an example from your own field of a system with four different components of
how might a variance component analysis be helpful in an investigation directed toward reducing variation as
consider a 20-cm by 10-cm rectangle if both dimensions have a standard deviation of 01 cm what is the standard
consider the function y fx1 x2 x1x2 with standard deviations sigma1nbspand sigma2 respectivcly approximately what is