An investor recorded the performance of exchange traded funds $($ETFs$)$ during the last $3$ years $2021,2022,$ and $2023$ and classified the ETFs into three categories: growth, income, and mixed. As part of the experiment, she observed the rate of return $(\%)$ of $36$ randomly selected ETFs classified into equal groups by Year and Type of ETF which are given in the following table. She would like to test whether the rate of return of the ETF investment is affected by the factors Type of ETF and Ye