Using an independent-measures t, the 90% confidence interval for the difference between two population means ranges from 19 to 23. based on this confidence interval, you can conclude that the difference between the two sample means is ) 4 pointsb) 19 pointsc) 21 pointsd) 23 points

Which function has the smallest y-intercept value

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?

Abdul is making a map of his neighborhood he knows the following information: his home, the middle school, and high school are all on the same street. his home, the elementry school, and his friends house are on the same street. the angle between the elementary school, middle school, and his home is congruent to the angle between his friends house, the high school, and his home. what theorem can abdul use to determine the two triangles are similar? a- side side side similarity theoremb- angle angle similarity theoremc- corresponding parts of similar triangles are congruentd- pieces of right triangles similarity theorem