post your 4 paragraph max article critique and then address the following 1

read the attached article and write a four-paragraph (maximum) critique addressing the following questions:

  • Do you believe the results? Why or why not?
  • State the reported confidence interval(s) estimate in two ways:
    • the upper and lower limits
    • the sample proportion ± the error term
      (don’t forget to include the confidence level)
  • State the meaning of the confidence interval(s).
  • Can a reported mean of your article data be treated as a value from a population having a normal distribution? Why or why not?

https://files.eric.ed.gov/fulltext/EJ1174957.pdf Link to article

https://eric.ed.gov/?q=Confidence+Interval&pr=on&f…

 
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