Solution: Given that 54,65,72,55,54,45,55
The relative frequency distribution
Day Relative frequency
Monday 54/400 = 0.135 = 13.5%
Tuesday 65/400 = 0.1625 = 16.25%
wendensday 72/400 = 0.18 = 18%
Thursday 55/400 = 0.1375 = 13.75%
Friday 54/400 = 0.135 = 13.5%
saturday 45/400 = 0.1125 = 11.25%
sunday 55/400 = 0.1375 = 13.75%
=> option B. Yes, it appears that births occur on the days of
the week with frequencies that are about the same.
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