What type of hypothesis test should researchers use to determine... (a) if the proportion of red cars who receive speeding tickets is more than other car colors. one-sample two-sample (b) if the proportion of U.S. residents who vote for Democratic candidates has increased since the 2016 election. one-sample two-sample (c) if there is a significant difference between the proportion of millenial and boomer adults who own their home. one-sample two-sample