Help with Statistics??? Medal and fan!!

Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite class. In this year's class, however, only 21 out of 32 students named math as their favorite. The teacher decides to conduct a test of the hypothesis H0 : p = .88. If Ha : p

Question

Help with Statistics??? Medal and fan!!

Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite class. In this year's class, however, only 21 out of 32 students named math as their favorite. The teacher decides to conduct a test of the hypothesis H0 : p = .88. If Ha : p < .88, what's the corresponding P-value?

A.	0.00
B.	.0869
C.	.08
D.	.96
E.	.1738

amistre64 · Answer

where does 21 out of 32 fit in the setup of 88%?

amistre64 · Answer

determine the z score like usual, and determine the area to the left of it ....

$$z=\frac{p-p_0}{\sqrt{p_oq_o/n}}$$

anonymous · Answer

A