Answer:
my answer is in this picture
Answer:
9 is the answer
Step-by-step explanation:
All I can say is 1 and 2 are correct.
The one on the left is b and the one on the right is -1.
Answer:
i use the two sided t-test.
Step-by-step explanation:
it would be nearly impossible to ascertain with certain the proposition above but we would rather guess using the parameters that were available at the time.
generally in statistics, we use a two sided t-test when an area of a distribution is two-sided and tests whether a particular given sample in question is greater than or less than a exact range of values.
the two sided t-test is mostly used in null-hypothesis testing and testing for statistical significance.