Question 15 of 20 (1 point) view problem in a pop-up assume that the mean systolie blood pressure of normal adults is 120 millimeters of mercury (mm hg) and the standard deviation is 5.6. assume the variable is normally distributed. use a graphing calculator and round the answers to four decimal places. part 1 if an individual is selected, find the probability that the individual's pressure will be between 120.4 and 121.9 mm hg. p120a

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.

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

Write a similarity statement for the similar triangles. afgh ~ a