Agroup of friends went on a hiking trip. they wanted to hike a total of 38 miles. they want to complete 25 % of the hike by the end of the first day. about how many miles should they hike the first day?

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

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.