Author Question: The zcrit for a two-tailed test is _____. a. 1.65 b. -1.65 c. 1.96 d. ... (Read 54 times)

LCritchfi

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The zcrit for a two-tailed test is _____.
 
  a. 1.65
  b. -1.65
  c. 1.96
  d. +1.96

Question 2

When sample means are consistently lower than the true, population mean,
  the result is called
 
  a. biased
  b. statistical regression
  c. measurement transformation
  d. sampling error



chem1s3

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Answer to Question 1

d

Answer to Question 2

a



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