Week of the day Impact on Share market-reference to Automobile Industry

This study investigates week of the day (DOW) irregularity in the NIFTY and stocks of Auto Mobile sector. The authors have used regression model to study the effect and t-test for testing the hypothesis. The study shows that the day of the week effect is present in both return of auto sector and volatility of the sector. The uppermost and lower returns are experimental on two days that is (Wednesday and Tuesday) on Nifty stock and Thursday and Monday respectively in auto sector. The uppermost and lower volatility are observed on Tuesday and Friday on Nifty stocks and Wednesday and Tuesday on auto sector. These relations and trend can prove to be of great importance in making the decision of trading on particular calendar day in the market