Complete Question
The complete question is shown on the first uploaded image
Answer:
The null hypothesis is 
The alternative hypothesis is 
Step-by-step explanation:
From the question we are told that
The number observations is 
The annual salary (in dollars) is y
The mean score on teaching evaluation is x
The the relationship between the y and x is

Where
is the mean of the equation so
The null hypothesis is 
The alternative hypothesis is 
Answer:
-6
Step-by-step explanation:
Answer:
After division we get the value 4.29310344828
Step-by-step explanation:
let x =1,743 ÷406
x= 1,743 ÷406
we get
x=4.29310344828