Advanced Placement (AP), 29.04.2021 01:00, Govind3793
According to the National Center for Education Statistics, 20% of students who recently earned bachelor's degrees were business majors.
Imagine taking an SRS of 300 students who recently earned bachelor's degrees and calculating P= the proportion of students in the sample
who majored in business.
(a) Identify the mean of the sampling distribution of P.
Why can we find the mean?
(b) Calculate and interpret the standard deviation of the sampling distribution of p
Why can we find the standard deviation?
(c) Describe the shape of the sampling distribution of p.
Justify your answer
+ 60 students
0.20 students
13 0.0231 students
+ 48 students
6.93 students
22 We can always find this
The sample size is large
np and n(1-P) are both at least 10
The 1096 condition is met
- Skewed
Normal
Normal or Approximately Normal
Approximately Normal
Answers: 2
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