Match the vocabulary word with the correct definitions. 1.
coordinate plane
the four sections of the coordinate
2. X-axis
plane
the vertical axis on the coordinate
plane
3. quadrants
the intersection of the x-axis and y-
axis
4. y-axis
the horizontal axis on the
5. origin
coordinate plane
a two-dimensional system in which
a location is described by its distance
from two intersecting, perpendicular
axes

1) a researcher is studying a population of bats in which 16% of the population has a certain trait. the researcher wants sampling distribution with a standard deviation that is less than 2%. which sample sizes could the researcher use? select all that apply : a)n=200 b) n=300 c) n=400 d) n=500 2) from a normal distribution population, a simple random sample of size 38 is taken. the mean of the sample is 82 and the standard deviation of the sample is 4. what is the 90% confidence interval for the population mean? round to the nearest tenth ( [1], 83.1)