Answer:
x = 4
Step-by-step explanation:
Answer:
99% CI:

Step-by-step explanation:
We have to calculate a 99%CI for the difference of means for the vegan and the omnivore.
First, we have to estimate the standard deviation

The MSE can be calculated as

The weighted sample size nh can be calculated as

The standard deviation then becomes

The z-value for a 99% confidence interval is z=2.58.
The difference between means is

Then the confidence interval can be constructed as

The mean is 7.5 you add up all the numbers and then divide by the amount of numbers there is
Answer:
okay thank you for free points
Answer:
D -6 is an integer
Step-by-step explanation:
An integer is a whole even or odd number :)
A like would wold help me :)