c) If you take a sample of size 571 from the original population where p is 5%, can we say that the sampling distribution of p is approximately normal? Why or why not? Check conditions: 1. np- which 2. n(1 - p) - which 3. and N- which Can we say that the sampling distribution of p is approximately normal in this case? (If the answer is no, state the first conditions in the list above that failed) Yes, since all 3 conditions check out d) Redo part c assuming the population only has 6574 people in it. Check conditions: 1. np- which 2. n(1 - p) - which 3. and N- which Can we say that the sampling distribution of p is approximately normal in this case?
c) If you take a sample of size 571 from the original population where p is 5%, can we say that the sampling distribution of p is approximately normal? Why or why not? Check conditions: 1. np- which 2. n(1 - p) - which 3. and N- which Can we say that the sampling distribution of p is approximately normal in this case? (If the answer is no, state the first conditions in the list above that failed) Yes, since all 3 conditions check out d) Redo part c assuming the population only has 6574 people in it. Check conditions: 1. np- which 2. n(1 - p) - which 3. and N- which Can we say that the sampling distribution of p is approximately normal in this case?
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Author:Amos Gilat
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question/description of problem is attached in one of the images.
please complete parts C and D!!

Transcribed Image Text:### Sampling Distribution and Normality
#### Exercise c
**Scenario:**
You are taking a sample of size 571 from an original population where the true proportion \( p \) is 5%. Can the sampling distribution of \( \hat{p} \) be considered approximately normal? Let's evaluate based on the conditions for normality:
- **Condition 1:** \( np = \_\_\_ \)
- Criteria: \( \geq 10 \)
- Result: ✔️ (meets the condition)
- **Condition 2:** \( n(1 - p) = \_\_\_ \)
- Criteria: \( \geq 10 \)
- Result: ✔️ (meets the condition)
- **Condition 3:** \( n \leq 0.05N \)
- Criteria: \( \_\_\_ \)
- Result: ✔️ (meets the condition)
**Conclusion:**
Yes, since all 3 conditions are satisfied, the sampling distribution of \( \hat{p} \) is approximately normal.
#### Exercise d
**Scenario with Modified Population Size:**
Redo the evaluation in part c, assuming the population only has 6574 people.
- **Condition 1:** \( np = \_\_\_ \)
- Criteria: \( \geq 10 \)
- Result: ✔️ (meets the condition)
- **Condition 2:** \( n(1 - p) = \_\_\_ \)
- Criteria: \( \geq 10 \)
- Result: ✔️ (meets the condition)
- **Condition 3:** \( n \leq 0.05N \)
- Criteria: \( \_\_\_ \)
- Result: ❌ (does not meet the condition)
**Conclusion:**
No, because the third condition did not satisfy the criteria, the sampling distribution of \( \hat{p} \) cannot be considered approximately normal in this case.

Transcribed Image Text:Assume you have a population of 22,000 people where 5% of the population has some particular disease.
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