PLEASE HELP! In a film study, a sample of 300 movies was found to have an average runtime of 116 minutes with a standard deviati
on of 15 minutes. What is the margin of error for any sample of movie runtimes with 90% confidence (z=1.64)?
1 answer:
Answer:
The answer is 1.42!!!!!!
Step-by-step explanation:
You might be interested in
Commutative property because 6•4=4•6 is communative property
Answer:
(3/2)x - 2 < 7
(3/2)x < 9
3x < 18
x < 6
answer is b
Step-by-step explanation:
It's a proportion.
Here is your process:
15*4=60
60/20=3
3=y
:)
Use the formula a^2+b^2=c^ which is 7.21
7/12
12/7
1`2/7
7/12
a reciprocal you just flip the fraction
