In an investigation of sexual dimorphism in a tropical bird species, wing length of male and female birds within breeding pairs were recorded across a number of regions within the species range. Reshape the data so that differences in average wing length between sexes could be tested.
data
https://drive.google.com/open?id=0B9BMeZ9H2nRxZlFURnBRZlRRWEE
In an investigation of how different tree species affect tropical rainforest microclimate, measurements of temperature and humidity were made at ground level (below) and above the canopy (above) for individual trees.
data
https://drive.google.com/open?id=0B9BMeZ9H2nRxU01LWFJzeFYydXc
In this study, daily trends in 3 different stocks (X,Y,Z) was monitored daily. We need the data reshaped in an appropriate format that would allow the trend of stocks to be examined as a function of stock identity, month or day. Beware of the date format!
data
https://drive.google.com/open?id=0B9BMeZ9H2nRxdTdOa3Z5NkxxcG8