Answer:
b. 1.15
Step-by-step explanation:
The z statistics is given by:

In which X is the found proportion, p is the expected proportion, and s, which is the standard error is 
Out of 53 teachers who replied to the survey, 13 claim they are satisfied with their job.
This means that 
She find that the proportion of satisfied teachers nationally is 18.4%.
This means that 
Standard error:
p = 0.184, n = 53.
So

Z-statistic:



The correct answer is:
b. 1.15
Whole numbers are the set of integers ranging from 0 - infinity. Natural numbers are the set of integers ranging from 1 - infinity. 0 is not a natural number but it is a whole number, so the second statement is false.
Answer:
2 students.
Step-by-step explanation:
add together all of the students and then subtract that from 40.
20+15+3 = 38
40-38 = 2
Step-by-step explanation:
hope it's help u jajajn s
2w - 2
w = 5
2(5) - 2
10 - 2 = 8
The value would be 8