The reaction times (in seconds) of a group of men and women were measured:

a) Find the median for men.
b) Describe the shape of female distribution. Are they positively skewed or negatively skewed
c) Which group has the greater spread of reaction times?

The dot plots show the temperatures (in deg C) at 4 p.m. for Brisbane and Perth for 16 days in autumn.

a) Which city’s temperatures is more skewed?
b) Find the median temperature for Brisbane.
c) Find the median temperature for Perth.
d) Find the range of temperature for Brisbane.
e) Find the range of temperature for Perth.