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2249 Questions
Evaluate the polynomial expression 3x3 + 4x2 + 2x - 2 at x = 4, x = 6, and x = 8
Matlab
2022-11-30
Answers
30
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284
Find the roots of the equation f(x) = 0 for the following function. Also, create x and y vectors and plot this function in the range from -3 to 3 to visualize the solution. f(x) = 3x2 - 2x - 5
Matlab
2022-11-30
Answers
30
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2
268
Express the following polynomials as row vectors of coefficients: 2x3 - 3x2 + x + 5 3x4 + x2 + 2x – 4
Matlab
2022-11-30
Answers
30
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611
A program has a vector of structures that stores information on experimental data that has been collected. For each experiment, up to 10 data values were obtained
Matlab
2022-11-30
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30
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263
A vector v is supposed to store unique random numbers. Use set functions to determine whether or not this is true
Matlab
2022-11-30
Answers
30
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279
The set functions can be used with cell arrays of strings. Create two cell arrays to store (as strings) course numbers taken by two students. For example,
Matlab
2022-11-30
Answers
30
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298
Write a function allparts that will read in lists of part numbers for parts produced by two factories. These are contained in data files called xyparts.dat and qzparts.dat
Matlab
2022-11-30
Answers
30
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248
A student missed one of four exams in a course and the professor decided to use the “average” of the other three grades for the missed exam grade. Which would be better for the student: the mean or the median if the three recorded grades were 99, 88, and 95? What if the grades were 99,
Matlab
2022-11-30
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30
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355
What is the difference between the mean and the median of a data set if there are only two values in it?
Matlab
2022-11-30
Answers
30
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310
A median filter on a vector has a size, for example, a size of 3 means calculating the median of every three values in the vector. The first and last elements are left alone
Matlab
2022-11-30
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30
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237
A moving average of a data set x = {x1, x2, x3, x4, …, xn} is defined as a set of averages of subsets of the original data set. For example, a moving average of every two terms would be 1/2 *{x1+ x2, x2+ x3, x3 + x4, …, xn-1 + xn}
Matlab
2022-11-30
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30
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235
Write a function that will return the mean of the values in a vector, not including the minimum and maximum values. Assume that the values in the vector are unique
Matlab
2022-11-30
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30
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231
Write a script that will do the following. Create two vectors with 20 random integers in each; in one the integers should range from 1 to 5, and in the other, from 1 to 500 (inclusive)
Matlab
2022-11-30
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30
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288
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2249
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