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1 read the content of the file you have just created using the function readtable and store the values in a new data
modify the function insrt above such that if the position parameter specified by the user is less than 1 the new value
construct a data frame to test a new classification algorithm when the null hypothesis is true the data frame should
1 consider a screening test for ovarian cancer that has a sensitivity of 95 calculate what the specificity of the test
1 a classifier is tested on a set of 40 disease samples and 60 healthy samples the classified yielded a positive
establish the relationships between the performance criteria used to assess a classifier and the various probabilities
the distribution of mean intensities of cdna spots corresponding to genes that are not expressed can be assumed to be
the distribution of mean intensities of cdna spots corresponding to genes that are expressed can be assumed to be
write the r code that would illustrate the effects of the central limit theorem start with a uniform distribution from
write the r code that would illustrate the effects of the central limit theorem start with an exponential distribution
plot the graphs above on the same scale for each problem hint you need to calculate the minimum and maximum values for
consider two independent samples for which the null hypothesis of having the same means can be rejected calculate the
consider a 2 section bar with a mass at its end and a spring-damper system attached to the mass as in fig p1042
determine the equations of motion for the system shown in fig p1043 the flexural rigidity of the beam in the center is
aspirintwo cold tablets are accidentally placed in a box containing two aspirin tablets the four tablets are identical
twenty cancer patients volunteer for a clinical trial ten of the patients will receive a placebo and 10 will receive
in the pinned truss shown in mg p1011 pin 3 is fixed the pin at 1 is free to move in a vertical guide and the pin at 2
for the pinned square truss of fig p1012 determine the element stiffness and mass matrices in global coordinates and
for the pinned truss of fig p1013 there are just three orientations of the elements determine the stiffness matrix for
using two elements determine the deflection and slope at mid span of a uniform beam fixed at both ends when loaded as
using one element determine the equation of motion the natural frequencies and the mode shapes of a pinned-free beam of
determine the stiffness matrix for the frame of fig p1020 the upper right end is restricted from rotating but is free
the time that it takes for a calculus student to answer all the questions on a certain exam is an exponential random
the number of minutes that a train from milan to rome is late is an exponential random variable x with parameter a find