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Integer indexing array: Shift left
Write a *single* statement that shifts row array attendanceValues one position to the left. The rightmost element in attendanceV...

9 years ago

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Matlab Basics - Absolute Value
Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

9 years ago

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Add 7
Given an input variable x, output a variable y that is 7 greater than x. Example: Input x = 1 Output y is 8 Input ...

9 years ago

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Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...

9 years ago

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Divide by 4
Given the variable x as your input, divide it by four and put the result in y.

9 years ago

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Indexing an array element
* Assign currentStudent with the second element of array testScores. _Reminder: Array indexing starts with 1._

9 years ago

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Function definition: Double down.
* Complete the DoubleDown function to return twice the initialValue.

9 years ago

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Arithmetic array operations
* Add x to each element of array temperatureReadings.

9 years ago

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Character variable: Compass direction
* Assign compassDirection with sensorReading's value. Both are character variables.

9 years ago

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Computing wind chill
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

9 years ago

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Integer indexing array: Weekend box office
The row array movieBoxOffice stores the amount of money a movie makes (in millions of $) for the 7 days of a week, starting with...

9 years ago

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Compute total cost
A soda costs 2 dollars. A taco costs 3 dollars. Write a statement that assigns totalCost with the total meal cost given the numb...

9 years ago

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Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

9 years ago

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Declaring a character
* Assign middleInitial with the character T.

9 years ago

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Construct an array
* Construct an row array named observedValues with elements sensorReading1, sensorReading2, and sensorReading3.

9 years ago

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Coordinate geometry
Assign pointsDistance with the distance between point (x1, y1) and point (x2, y2). The distance is calculated by: Distance =...

9 years ago

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Declaring a string
* Assign streetAddress with the string 1313 Mockingbird Lane.

9 years ago

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Double colon operator: Counting up
* Construct a row array countValues from 1 to endValue, using the double colon operator. Ex: If endValue is 5, countValues s...

9 years ago

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Comments
* Fix the syntax errors.

9 years ago

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Double colon operator: Increment by x
* Construct a row array countValues from 0 to 25, elements incremented by incrementValue. Ex: If incrementValue is 5, countVa...

9 years ago

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Multi-line comments
* Fix the syntax errors.

9 years ago

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Double colon operator: Counting down
* Construct a row array countValues from startValue to endValue, elements decremented by -2 Ex: If startValue is 10 and end...

9 years ago

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Multiple element-wise operations: Percent change
Row arrays sales2013 and sales2014 reflect the quarterly sales (in millions) of a popular potato chip company. Write a statement...

9 years ago

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03 - Matrix Variables 6
Make _fMat_ be a 5x3 matrix of random integers with values from -3 to 3 (Hint: use *randi*)

9 years ago

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Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...

9 years ago

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

9 years ago

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Parallel vectors
Return true or false depending on whether 2 vectors are parallel or not. Vectors can be 2 or 3 dimensional. The origin is not c...

9 years ago

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Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).

9 years ago

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Getting logical indexes
This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...

9 years ago

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Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

9 years ago