Python(multiple linear regression using Ordinary Least Square method) Question: Implement multiple linear regression using Ordinary Least Square method from scratch in Python. ****You are required to at least write your own the fit(), predict(), r2_score() method. Use the following dataset: titanic_train.csv, titanic_test.csv (both can be found online ,files are large so can't attach) Target: Predict whether or not the passenger survived the sinking of the Titanic. Remove unnecessary features if any. Note: do not copy paste any answer available online or in archive I want a personalised answer from an expert do display the output of an running program add comments for better understanding of solution

Q: Javascript: A startup that builds a chat app wants to identify highly social users. All the chat…

A: Note: We have kept a threshold value 3 for the sake of example.  <!DOCTYPE…

Q: The French Bakery is a new business project, the owner of the bakery needs a database to keep the…

A: Based on the requirements provided, the following tables and fields can be created in a database for…

Q: In Java: The CSV (or comma-separated values) format is commonly used for tabular data. Each table…

A: The java code and cvv file is

Q: # Put the code below   # consider using np.where() method to preprocess "Sex" column. # replace F in…

A: The objective of the question is to preprocess the 'Sex' column in a dataframe using the np.where()…

Q: In java, please read the text file as array. Then, replace the null with 0 and calculate the sum of…

A: Q: In java, please read the text file as array. Then, replace the null with 0 and calculate the sum…

Q: Write a program that generates a square table that contains randomly generated integer values that…

A:

Q: Objective: This activity has the purpose of helping students to design proper hashing strategies.…

A: Here is the answer with an output:-

Q: Polynomial regression is a form of nonlinear regression that describes nonlinear relationships in a…

A: I GIVE THIS SOLUTION IN NEXT STEP, YOU CAN RUN THIS CODE IN YOUR COMPILER FIRST OF ALL SAVE CSS IN…

Q: Write a python program that reads the data file…

A:

Q: Use pseudocode in designing the logic. Laramie Park District has files of participants in its…

A: Pseudocode:- Pseudocode resembles program code however without being restricted to the syntax of an…

Q: This is code in matlab langue how to write in Python langue ? 1. Load the dataset:…

A: The given code can be implemented in Python easily with the help of the following two libraries:…

Q: A group of data scientists want to analyze some data. They already cleaned up the data, with the…

A: Here's the code to perform PCA on the DataFrame X_train: from sklearn.decomposition import PCA pca =…

Q: The Strawberry Stand methods are: * init method - takes one parameter, the name of the stand;…

A: The python code for Strawberry Stand problem is given below: Here the code contains StrawberryStand…

Q: The Sum function is applied to values in a Pivot Table by default. How can I change this so that…

A: The above question that is The Sum function is applied to values in a Pivot Table by default. How…

Q: Javascript:  Using the data set as a pre-defined variable in your program, write code that uses the…

A: Below is the implemented function main() which displays the required values using the methods…

Q: Your task is : Use pandas to read the csv table . Example : df = pd.read_csv('Covid19Recovered.csv')…

A: import pandas as pdimport matplotlib.pyplot as plt df = pd.read_csv('Covid19Recovered.csv')…

Q: PYTHON CODE (DATABASE) #flask_SQLAchemy using: db.session.add()  and db.session.delete  (add):…

A: Given: PYTHON CODE (DATABASE) #flask_SQLAchemy using: db.session.add()  and db.session.delete…

Q: The Strawberry Stand methods are: * init method - takes one parameter, the name of the stand;…

A: Complete Python Code: class MenuItem:  def __init__(self, name, wholesale_cost, selling_price):…

Q: pizzaStats Assignment Description For this assignment, name your R file pizzaStats.R For all…

A: Here is the code for pizzaStats.R: # Load the tidyverse and lm.beta…

Q: Please written by computer source Assignment 4 In this assignment you will be using the dataset…

A: Question 1: Data Preprocessing def data_preprocess(flights_df):    # remove rows with missing values…

Q: Q2: Ginormous Campus The campus is pretty big. There are n buildings scattered around it, numbered…

A: Step 1: Declare class Building that stores the building number, buildings from which it is reachable…

Q: How to count "xxx": ["23", "1", "9"] and "xxx": ["2"], then the total should be 4.

A: Data = [{  "creatt": "2022-02-28T13:05:24" }, {  "creat": "2022-02-21T23:49:33" }, {  "creat":…

Q: 1. fInd the average win and lose rate of the crabs game 2. Find the Mean, Median, and mode of how…

A: In this question, it is asked to provide the python code for a problem statement. The statement asks…

Q: Using Pandas library in python - Calculate student grades project Pandas is a data analysis…

A: pyhton program to calculate the grades of the students

Q: if (ptr->data) You should ask yourself if ptr could be null. Group of answer choices A. True

A: Solution - In the given question, we have to tell whether the given statement is true or false.

Q: Explorer Toolbox mono File Edit View Git Project 3-2 Week 12 exercise cp.c X Week 12 exercise cp 1 2…

A:

Q: Consider the following equation for the sum of a finite arithmetic series: Sm where n is the number…

A: As no programming language is mentioned, it is solved using JAVA

Q: def determineHours():        with open ("StudyHours.txt", "r") as file1:               data =…

A: Open the "StudyHours.txt" file for reading.Read all the lines from the file and store them in the…

Q: astfoodStats Assignment Description For this assignment, name your R file fastfoodStats.R For all…

A: Introduction Co-relational matrix: A correlation matrix is a matrix that depicts the linear relation…

Q: In PYTHON use a Monte Carlo Simulation to write a code that gives the probability that in a…

A: For every play-through, we are re-initializing the frequency table to 0. Because through this we are…

Q: What is the new feature added into the CBL0006 program that was not in CBL0005? Select one: a. It…

A: CBL0006

Q: Please modify the code below for "Current Date"…

A: To get the current date, you can replace the following line: dt = datetime.date.today() with: dt =…

Q: Split blood pressure into systolic and diastolic blood pressure with integer as data type readings…

A: Algorithm: Preprocessing of Predictor Variables in a Dataset1. Input the dataset (e.g., as a CSV…

Q: Retrieving a value using its associated key can be accomplished using an indexer, which works just…

A: Solution Algorithm  INPUT: A key value  OUTPUT: "NULL" if the key is not present in the array or the…

Q: Octave assignment 1-Introduction to Octave Introduction This assignment is meant to be a gentle…

A: Task : Create the script file Add the code for each point given in the question. Execute the code…

Q: public static void main(String[] args) { Database db = new Database(); CD c = new CDC"A Swingin'…

A: Java used to answer this question

Q: 1. fInd the average win and lose rate of the craps game 2. Find the Mean, Median, and mode of how…

A: Define the roll_dice function that generates random values for two dice and returns their sum.Define…

Array

The simplest way to start thinking about an array is as a collection, or a set of elements. In programming, these elements may be constants, variables, functions and pointers.