In the following hypothetical scenarios, classify each of the specified numbers as a parameter or a statistic. a. there are 100 senators in the 114th congress, and 54% of them are republicans. the 54% here is a b. in a 2015 gallup poll of 1025 adults living in the united states, 53% said they trust the judicial branch of the federal government. the 53% here is a . the survey results from 12 local parks show the mean height of 60 ft for mature oak trees. the mean height of 60 ft is a .d. the 36 students in ms. dunham's second grade class have a mean height of 64 inches with a standard deviation of 1.3 inches. the 1.3 inches is a . in a random sample of business owners in the united states, it is found that 63% of the sampled business owners attend at least one business conference per year. the 63% here is a .