NumPy Exercises for Data Analysis
NumPy Array Exercises
- How to create an empty and a full NumPy array?
- Create a Numpy array filled with all zeros
- Create a Numpy array filled with all ones
- Check whether a Numpy array contains a specified row
- How to Remove rows in Numpy array that contains non-numeric values?
- Combining a one and a two-dimensional NumPy Array
- How to compare two NumPy arrays?
- How to get all 2D diagonals of a 3D NumPy array?
- Flatten a Matrix in Python using NumPy
- Counts the number of non-zero values in the array
- Trim the leading and/or trailing zeros from a 1-D array
- Reverse a numpy array
NumPy Matrix Exercises
- Get the maximum value from given matrix
- Get the minimum value from given matrix
- Find the number of rows and columns of a given matrix using NumPy
- Adding and Subtracting Matrices in Python
- Matrix Multiplication in NumPy
- Ways to add row/columns in numpy array
- Get the eigen values of a matrix
- How to count the frequency of unique values in NumPy array?
- How to inverse a matrix using NumPy
- How to Calculate the determinant of a matrix using NumPy?
- Multiply matrices of complex numbers using NumPy in Python
- Calculate inner, outer, and cross products of matrices and vectors using NumPy
- Convert covariance matrix to correlation matrix using Python
NumPy Indexing Exercises
- Replace NumPy array elements that doesn’t satisfy the given condition
- Return the indices of elements where the given condition is satisfied
- Replace negative value with zero in numpy array
- Replace NaN values with average of columns
- How to get values of an NumPy array at certain index positions?
- Find indices of elements equal to zero in a NumPy array
- How to access different rows of a multidimensional NumPy array?
- How to Remove columns in Numpy array that contains non-numeric values?
- Get row numbers of NumPy array having element larger than X
- Check elements present in the NumPy array
- Combined array index by index
NumPy Sorting and Searching Exercises
NumPy Random Exercises
- Create a Numpy array with random values
- How to choose elements from the list with different probability using NumPy?
- How to get weighted random choice in Python?
- Generate Random Numbers From The Uniform Distribution using NumPy
- Get Random Elements form geometric distribution
- Get Random elements from Laplace distribution
- Return a Matrix of random values from a uniform distribution
- Return a Matrix of random values from a Gaussian distribution
NumPy Strings Exercises
- Repeat all the elements of a NumPy array of strings
- How to split the element of a given NumPy array with spaces?
- How to insert a space between characters of all the elements of a given NumPy array?
- Find the length of each string element in the Numpy array
- Swap the case of an array of string
- Change the case to uppercase of elements of an array
- Change the case to lowercase of elements of an array
- Join String by a separator
- Check if two same shaped string arrayss one by one
- Count the number of substrings in an array
- Find the lowest index of the substring in an array
- Get the boolean array when values end with a particular character
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