Convenience sampling is used, because the population is taken from a sample that easy to reach
The correcto answer for this question is the letter c
Answer:
This is not necessarily evidence that the proportion of Americans who are afraid to fly has decreaseddecreased because belowbelow 0.10 because the proportion of sample, is nothing very close to 0.10.
Explanation:
n = 1100
p = 0.10
Using the formula np(1-p), we will have
= 1100(0.10)*(1 - 0.10)
= 1100*0.10*0.90
= 99
99 ≥ 10
This satisfies normal distribution condition. That is, proportion of sample are normally distributed.
Explanation:
Get to the point quickly and be concise., but don't be impersonal or abrupt. Keep your sentences short and clear. Include everything your client needs to know in the email. If you're just providing information and don't need a response, write “No response needed” at the end of the email.
