Answer:
well according to my calculations and if i am correct the Answer would be B
Step-by-step explanation:
Answer:
Step-by-step explanation:
Javier did not raise the coefficients to the third power
When Javier raised to the third power, he wrote that , but it equals .
In the last step, Javier divided the exponents. He should have used the quotient of powers property and subtracted them.
4.4
Not sure if I'm right but I think it's 4.4. If I'm wrong I'm sorry, if someone can tell me if ik right that would be great. <3
The construction for the two sided and one sided hypothesis
is the same so the answer is letter d. the explanation behind this is: If you
use a two-tailed test it just means that you need to allot half of your alpha
to testing statistical significance. If your alpha is equal to 0.05, then this
means that 0.025 must be in each tail of the distribution while for the one-tailed
test, you will only allot your alpha in one-side.