PC Magazine asked all of its readers to participate in a survey of their satisfaction with different brands of electronics. In the 2004 survey, which was included in an issue of the magazine that year, more than 9000 readers rated the products on a scale from 1 to 10. The magazine reported that the average rating assigned by 225 readers to a Kodak compact digital camera was 7.5. For this product, identify the following: a. The population
b. The parameter of interest
c. The sampling frame
d. The sample size
e. The sampling design

Solution :

According to the question PC magazine conducted a survey and asked its readers to participate their satisfaction with the different brands of the electronic item. Around 9000 readers rated the product from scale 1 to 10.

SO we have to identify the following regarding the survey :

a. identifying the population

  -- all the readers of the PC magazine

b.  identifying the parameters of the interests

   -- the population mean that rated the digital camera

c.  identifying the sampling frame

--- all the readers

d.  identifying the sample size

  -- unknown

e.  identifying the sampling design

  -- voluntary response

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step-by-step explanation:

i believe the answer is c.