New York City each year from 1991-2000. 1991-2000 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 77.7 74.2 80.2 79.4 79.2 73.4 75.8 76.5 81.4 72.3 (1) Compute the sample mean and sample standard deviation. Round your answers to two decimal places. Image of sample standard deviation equation. Feel free to use Excel of Google Sheets to calculate sample standard deviation. The sample Mean = The sample standard deviation = I don't know (3) Which average temperature is the most unusual in this distribution? Explain. The July average temperature of varies the from the mean so it is the most unusual