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Author Question: When using interval data, one cannot A) set up inequalities. B) form differences. C) divide. D) ... (Read 44 times)

Collmarie

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on: Jul 25, 2018
When using interval data, one cannot
 
  A) set up inequalities. B) form differences. C) divide. D) do any of these.

Question 2

A computer package was used to generate the following printout for estimating the sale price of condominiums in a particular neighborhood.
 
  X = sale_price
 
   SAMPLE MEAN OF X = 46,400
   SAMPLE STANDARD DEV = 13,747
   SAMPLE SIZE OF X = 15
   CONFIDENCE = 98
 
   UPPER LIMIT = 55,713.80
   SAMPLE MEAN OF X = 46,400
   LOWER LIMIT = 37,086.20
 
  What assumptions are necessary for any inferences derived from this printout to be valid?
  A) The sample variance equals the population variance.
  B) The population mean has an approximate normal distribution.
  C) The sample was randomly selected from an approximately normal population.
  D) All of these are necessary.


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firehawk60

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Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

C


Collmarie

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Reply 2 on: Jul 25, 2018
Excellent

ghepp

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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