what does my teacher mean for Day T + 1 and how would I find that

* Yemendean 1. Download at least 15 years of daily adjusted closing price data from Yahoo Finance (Tickers: WY, BRK-A, or one of your choice). 2. Obtain a scatter plot using the returns for Day t and Day t+1. 3. Download daily data for another asset of your choice (e.g., Gold) and show that the compass rose pattern does not exist. 4. Interpret and explain the observed patterns. 5. Submit a brief report (2-pages maximum; double-spaced) with (i) the two plots, (ii) summary of your method, and (iii) a brief * Yemendean 1. Download at least 15 years of daily adjusted closing price data from Yahoo Finance (Tickers: WY, BRK-A, or one of your choice). 2. Obtain a scatter plot using the returns for Day t and Day t+1. 3. Download daily data for another asset of your choice (e.g., Gold) and show that the compass rose pattern does not exist. 4. Interpret and explain the observed patterns. 5. Submit a brief report (2-pages maximum; double-spaced) with (i) the two plots, (ii) summary of your method, and (iii) a brief