Distribution Free Hypothesis Testing: One Sample Sign Test Example (B)

A random sample of 20 children are asked whether they prefer 'Own Brand' (X) or 'Big Name' (Y) breakfast cereal. Their preferences were: Y X Y Y Y X Y Y Y Y Y Y Y Y X Y Y Y Y Y Use a sign test, at the 1% significance level, to test the hypothesis that children prefer 'Big Name' breakfast cereal. Recorded with https://screencast-o-matic.com