here is a list of the highest and lowest elevation on each continent. A. which continent has the largest difference in elevation? The smallest? b. make a display (dot plot, box plot, or histogram) of the data set and explain why you choose that type of display to represent this data set

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Ineed with this problem 21 show steps

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2