Answer :
Answer:
Time Series Analysis, Regression Analysis
Explanation:
Time Series Analysis is used for forecasting future sales. Time series analysis uses the past data to incorporate past trends to make a forecast that truly representative of the population choosed. Whereas on the other hand, Regression Analysis is used to check to what extent a variable is correlated to the other. Regression analysis tells if one variable changes then what the effect on the other variable will be due to this change.