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Author Question: In general, higher confidence levels provide _____. a. wider confidence intervals b. narrower ... (Read 192 times)

vHAUNG6011

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on: Jun 24, 2018
In general, higher confidence levels provide _____.
 a. wider confidence intervals
  b. narrower confidence intervals
  c. a smaller standard error
  d. unbiased estimates

Question 2

The weight of items produced by a machine is normally distributed with a mean of 8 ounces and a standard deviation of 2 ounces. What percentage of items will weigh at least 11.7 ounces?
 a. 46.78
  b. 96.78
  c. 3.22
  d. 53.22


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bd5255

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Reply #1 on: Jun 24, 2018
Answer to Question 1

a

Answer to Question 2

c


vHAUNG6011

  • Member
  • Posts: 514
Reply 2 on: Jun 24, 2018
:D TYSM

vickybb89

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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