3 How much longer is a 1-inch button than a
& -inch button?
x
х
х
х
х
х
х
х
1
х
х
+
1
+
0
-100
1
4
3
8
Z
|
8
NA
1
13 14
4
Button Length (inches)
button length
?
inch
DONE
?

Arandom sample of size n 64 is taken from a population with population proportion p 0.38 describe the sampling distribution of p. draw a graph of this probability distribution with its a. mean and standard deviation. b. what is the probability that the sample proportion is greater than 0.5? what is the probability that the sample proportion is less than 0.3? d. what is the probability that the sample proportion is between 0.35 and 0.45?