Answer:
1. All student who attend the school.
Step-by-step explanation:
The population consists of all possible observational units in the survey. The population here is consists of all student who attend the school because administrators wants to assess about opinion of students about course offering of school and all possible observational units in this survey are all the students who attend the school.
Answer:
C. 50
Step-by-step explanation:
180 - (70 + 60)
180 - 130
50, so C
<em>Hope that helps!</em>
<em>-Sabrina</em>
Answer:
D) 3 × (40 + 7) = 141
Step-by-step explanation:
(3 × 40 = 120) + (3 × 7 = 21) = 141
5 because 5*5 equals 25 and 25-25 equals 0.
For some value of z, the value of the cumulative standardized normal distribution is 0.8340. the value of z is
Answer: We are required to find the value of z corresponding to probability 0.8340.
i.e., 
We can find the value of z using the standard normal table.
Using the standard normal table, we have:

Therefore, for the value of z = 0.97, cumulative standardized normal distribution is 0.8340
Attached here standard normal table for your reference.