Hunter installed tiles on a floor with a length of 12 feet and a width of 9 feet in 712 hours. how many square feet of tiles can
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Answer:
New year Standard deviation = 2255.25
Step-by-step explanation:
Years: 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003
New Year: 141 142 178 72 219 138 171 134 210 70
Memorial: 191 174 185 197 138 183 156 190 188 181
Formula:
a) Mean =
b) The standard deviation of the memorial day will be less than the new years day because for memorial day, the data points are not varying as in case of new year. Basically, we can say the spread in case of new year is more as compared to memorial day. Hence, standard deviation of memorial year is less than the new years day.