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Author Question: Which of the following statements defines an unbiased statistic? a. An unbiased statistic is a ... (Read 102 times)

Jipu 123

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on: Jun 24, 2018
Which of the following statements defines an unbiased statistic?
 a. An unbiased statistic is a sample statistic whose sampling distribution has a mean value equal to the value of the population parameter being estimated.
 
  b. An unbiased statistic is a sample mean that equals the value of the population parameter being estimated.
 
  c. An unbiased statistic always equals the population parameter being estimated.
 
  d. An unbiased statistic is a sample statistic whose standard error is maximized.

Question 2

ABC Manufacturing has 1630 employees. Each employee should have a distinct employee identification number. How would you suggest verifying this if all employee information, including identification number, are currently stored in a single spreadsheet?


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aadams68

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

a

Answer to Question 2

Sort on the worker identification column. Once they are sorted, use IF, THEN statement to determine if any adjacent cells are the same. For example, =IF(B3=B2,1,0). Next, sum the column to find if and how many duplicates exist. Search in that sum column by using the Find' command to identify those with duplicate i.d. numbers.


Jipu 123

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

xthemafja

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Reply 3 on: Yesterday
Wow, this really help

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