2) In the 1990 version of the General Social Suwey, the respondents were asked how they felt about national spending on foreign aid. In that version of the G88. Y8.08% of respondents felt that the US spent \"Too little" on foreign aid. Using the GSS data provided for this course and the variable NATAID, determine whether this ratio of respondents in the 1990 population varies signicantly from the ratio of respondents in our 2010 sample who felt the US spent "Too little" on foreign aid. a. '97"99-99' Is this (1) a one-sample test of proportions; (ii) a one-sample test of means with a known population standard deviation; or (iii) a one-sample test of means with an unknown population standard deviation? Is this a one-tailed or two-tailed test? What is the null hypothesis? What is the altemative hypothesis? What is the test statistic (either a z-score or t-score)? What is the critical value? What decision do you make regarding the null hypothesis