Step-by-step explanation:
H0: u = 44.3
Hi : u# 44.3
Z1-0.05/2
Z1-0.025
Z0.975 = 1.96
Z = x-u/s.d/√n
Z= 44.4 -44.3/2.6/√130
Z = (0.1×11.4018)/2.6
Z=0.44
Since the calcalculated value is less than the table value and does not fall in the rejection region we fail to reject the null hypothesis
Answer:
5
Step-by-step explanation:
Use the distance formula
d=


Hope this helps!
Just plug in the numbers for the variables.
20+3(8)+17(2)=
18,055
-
3,138
———-
14,927
14,927
+
18,055
———-
32,982