The following table shows a portion of the growth rate in the gross domestic product (GDP) for China from 1980 through 2008; the full data set is on the text website, labeled China GDP. Use the method of runs above and below the median with a significance level of 5% to test the null hypothesis of randomness against the alternative that there is a trend or cyclical pattern.
![2256_trend or cyclical pattern.png](https://secure.tutorsglobe.com/CMSImages/2256_trend or cyclical pattern.png)