Answer:
Option C) 0.830
Step-by-step explanation:
We are given the following in the question:
The heights (in inches) of males in the United States are believed to be approximately normally distributed with mean
.
Sample size, n = 25
Sample mean,
= 69.72 inches
Standard deviation,
= 4.15 inches
We have to find the standard error of
.
Standard error =

Thus, the standard error of
is 0.83 inches.
The correct answer is
Option C) 0.830
Answer:
x= -3/4
Step-by-step explanation:
Combine like terms
21x+17=x+2
-17. -17
21x= x-15
-x -x
20x= -15
Divide
x= -0.75 or -3/4
Answer:
Ketchup
Step-by-step explanation:
8 x (5 x 2 + 3)=8 x (15 + 3)= 8 x 13 = 104
Answer:
1.D 2.C 3.A 4.B
Step-by-step explanation:
hope this helped