Mathematics, 28.07.2019 07:30 adamgala3885
:the variance of a series of numbers is the sum of the squares of their differences from the mean (average) of the numbers divided by the number of items in the series. variance is a common measure of risk. what is the variance of these investment returns? 10, 30, 20
Answers: 1
Mathematics, 21.06.2019 13:00
The number of possible solutions of a polynomial can be found by looking
Answers: 1
Mathematics, 21.06.2019 17:00
Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5
Answers: 1
Mathematics, 21.06.2019 18:00
What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15
Answers: 1
Mathematics, 21.06.2019 18:30
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.
Answers: 1
:the variance of a series of numbers is the sum of the squares of their differences from the mean (a...
Mathematics, 14.12.2020 20:50
English, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Advanced Placement (AP), 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Computers and Technology, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
Mathematics, 14.12.2020 20:50
English, 14.12.2020 20:50