Keri is simplifying 5·10^−3.
1. Which could be the first step to use when simplifying the expression?
A) 5 · 10^−3 = 5(10)^1/3
B) 5 · 10^-3 = 1/50^3
C) 5 · 10^−3 = 1/50^1/3
D) 5 · 10^−3 = 5(1/10^3)

2. Which is equivalent to
8/10^2?
A) 800
B) 1/80
C) 80
D) 100/8

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

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.