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please help me solve this question. Thank you!

In an effort to gauge how the country's population feels about the immigration, researchers surveyed adult citizens. One question asked was, "On the whole, do you think immigration is a good thing or a bad thing for this country today?" The results of the survey, by ethnicity, are given in the accompanying table. Complete parts (a) through (d). Click the icon to view the data table. (a) How many adult citizens were surveyed? i Data Table -X How many Hispanics were surveyed? (b) Construct a relative frequency marginal distribution. Non-Hispanic Blacks Hispanics Ethnicity Whites Good thing 147 Opinion Non-Hispanic Relative frequency 185 152 Whites Blacks Hispanics marginal Bad thing 107 101 33 distribution Good and bad 14 12 Good thing 185 152 147 No opinion 11 6 Bad thing 107 101 33 Good and bad 9 14 12 Print Done No opinion 9 11 6 Relative frequency marginal distribution 1 (Round to three decimal places as needed.) (c) What proportion of adult citizens feel that immigration is a good thing for this country?(c) What proportion of adult citizens feel that immigration is a good thing for this country? (Round to three decimal places as needed) (d) Construct a conditional distribution of immigration opinion by ethnicity, Ethnicity Opinion Nonmislzznic Blacks Hispanics Good thing Bed thing Good and bad No opinion Total 1 1 1 (Round to three decimal places as needed.)