A sample of 36 was taken from a population, with the mean of the sample being 25 and the standard deviation of the sample being 3. What is the 95%
confidence interval for the mean of the population?
A. (23.8, 26.2)
B. (24.5, 25.5)
C. (24, 26)
D. (24.4, 25.6)

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

Which region represents the solution to the given system of inequalities? |-0.5x+y23 | 1.5x+ys-1 5 4 -3 -2 -1 1 2 3 4

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.