Answers: 2
Mathematics, 21.06.2019 15:00
1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.
Answers: 1
Mathematics, 21.06.2019 21:50
Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.
Answers: 2
Mathematics, 21.06.2019 22:30
Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%
Answers: 1
Mathematics, 22.06.2019 00:30
The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|
Answers: 1
Carlos is 63 inches tall. what is his height in feet?...
Physics, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Chemistry, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Business, 27.04.2021 14:00
Physics, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Mathematics, 27.04.2021 14:00
Social Studies, 27.04.2021 14:00