Do people change their political views during college? Two hundred students were asked as freshman and then again as seniors if they supported gay marriage. The data is below. Suppose that a social scientist wanted to determine if there was a difference between the population proportions of students at uf who supported gay marriage as a freshman then as a senior. Find the test statistic.

Provide additional information.

Early 18th century british industries were generally small scale and relatively unsophisticated. most textile production, for example, was centred on small workshops or in the homes of spinners, weavers and dyers: a literal ‘cottage industry’ that involved thousands of individual manufacturers. such small-scale production was also a feature of most other industries, with different regions specialising in different products: metal production in the midlands, for example, and coal mining in the north-east.two illustrations of 18t