Answer:
? we dint know
Step-by-step explanation:
Answer:
200 students
Step-by-step explanation:
1200/6 = 200
200x1= 200 students
Answer:
95% confidence interval: (0.402,0.598)
Step-by-step explanation:
We are given the following in the question:
Proportion of student who voted Republican in the last election = 50%
Standard error = 5% = 0.05
95% confidence interval:
Putting values, we get,
is the required confidence interval.
Lets train east x and west y:
xs=85 mil/h
ys=-65 mil/h
distance=270 miles
270mi/(20 mi/h)=t
time= 13.5 hr
A.) 14/15 B.) 17/14 C.) 5/12