Answer:
Step-by-step explanation:
Information provided
n=100 represent the random sample taken
X=21 represent the number of bags overfilled
estimated proportion of overfilled bags
is the value that we want to test
z would represent the statistic
Hypothesis
We need to conduct a hypothesis in order to test if the true proportion of overfilled bags is higher than 0.15.:
Null hypothesis:
Alternative hypothesis:
The statistic for this case is:
(1)
And replacing the info given we got:
Answer:
all except the last one
Step-by-step explanation:
Answer:
x²y³
Step-by-step explanation:
(x²) (y³) = x²y³
Hope it helps!
Have a nice day:)
30kx - 6kx = 8
24kx = 8 /(÷8)
3kx = 1
x = 1/3k