Answer:
a i think
Step-by-step explanation:
Answer:
We reject the null hypothesis.
Step-by-step explanation:
We are given the following information in the question:
Sample size, n = 71
Population variance is known.
Level of significance, α = 0.08

The null and alternate hypothesis are:

We use one-tailed z test to perform this hypothesis.
Formula:

Now, 
Since,

We fail to accept the null hypothesis and reject it and accept the alternate hypothesis.
Answer:
company A pays more, by the end of yr 10 they pay $9000 more
Step-by-step explanation:
Answer:
33m^33+2f^22+6f+5
Step-by-step explanation:
this is the answer for if you are supposed to be simplifying :)