Length of New Zealand Rivers

Keywords: two sample

Description

The data records the length of rivers in the South Island of New Zealand. The lengths are given in kilometres. The second variable, FlowsInto, indicates whether the river flows into the Pacific Ocean (0) or the Tasman Sea (1). A map of the island's rivers is included here.

Download

Data file (tab-delimited text)

Source

The New Zealand Yearbook, 1982.

Lee, A. (1994) Data Analysis: An introduction based on R. Auckland: Department of Statistics, University of Auckland.

Analysis

The position of the Southern Alps near the west coast ensures that the Tasman rivers are shorter on average than the Pacific rivers.