A multivariate linear regression to predict the mean January high temperature of Texas counties given their latitude, longitude, and elevation.

dataset.data1 has four columns: • The latitude. • The longitude. • The elevation. • The mean January high temperature.

multi_regression.m is the main script that performs multivariate linear regression by loading the dataset and making calls to functions in other files.

1. Features normalization
2. Computing the cost
3. Gradient descent
4. Prediction