Author Question: A 95 confidence interval is determined by the interval of plus or minus _____ standard errors ... (Read 47 times)

Lobcity

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A 95 confidence interval is determined by the interval of plus or minus _____ standard
  errors around the _____ mean.
 
  a. 1.96; population
  b. 2.58; population
   c. 1.96; sample
  d. 2.58; sample

Question 2

If a digital scale displays Margaly's weight as 116 pounds, then the lower real limit of her weight is ______ pounds.
 
  a. 115.5
  b. 115.0
  c. 115.9
  d. 116.0



Heffejeff

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Answer to Question 1

C

Answer to Question 2

A



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