Answer:
Step-by-step explanation:
Given that x = no of movies high school students watched is N(6.8, 1.8)
Sample size = 36 and hence std error = 1.8/6 = 0.3
(two tailed test)
Mean difference = 6.2-6.8 = -0.6
Test statistic z = -0.6/0.3= -2
p value = 0.02275
Since p <0.05 we reject H0.
There is evidence to show that college students watch fewer movies a month than high school students
Check the picture below.
thus, the radius of each is 4 inches, and the heights are 9 and "h" respectively.
the volume of the figure is the volume of the cone plus the volume of the cylinder then, thus
Answer:
total area = 124 sq. in
Step-by-step explanation:
Area = ( 11 × 10 ) + ( 2 × 7 )
= 110 + 14
= 124 sq. in
Answer:
Step-by-step explanation:
1.cos
2.sin
3.cos
4.tan
5.sin
6.tan
Your answer to this question is c i believe. Have a nice day and let me know if i am right or not