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A listing posted by a restaurant chain gives, for each of the pastas it sells, the...

A listing posted by a restaurant chain gives, for each of the pastas it sells, the type of sauce in the pasta , number of calories , and fat content in grams. The data might be used to determine which pastas are most popular.

  1. Identify the observational units ("who") in this scenario.
    • the food at the restaurant chain
    • the restaurant chain's pastas
    • the restaurant chain
    • this information is not given
  2. What variables were recorded? Select all that apply.
    • number of calories
    • sales of pastas
    • type of sauce
    • number of pastas
    • fat content
  3. Identify the categorical variables which were recorded. Select all that apply.
    • type of sauce
    • sales of pastas
    • fat content
    • number of calories
    • number of pastas
  4. Identify the quantitative variables which were recorded. Select all that apply.
    • number of pastas
    • number of calories
    • sales of pastas
    • fat content
    • type of sauce
  5. What statistical inference is of interest (why was the data collected)?
    • to assess the nutritional value of the different pastas
    • to determine which pastas to sell
    • this information is not given
    • to determine which pastas are most popular
math   Statistics-And-Probability   
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Answer #1

                          
                          
   "a) Identify the observational units (""who"") in this scenario.
"                      
                          
   the restaurant chain's pastas                      
                          
   "b) What variables were recorded? Select all that apply.
"                      
                          
   number of calories                      
   type of sauce                      
   fat content                      
                          
c)    Identify the categorical variables which were recorded. Select all that apply.                      
                          
   number of calories                      
   type of sauce                      
   fat content                      
                          
d)   Identify the quantitative variables which were recorded. Select all that apply.                      
                          
   number of calories                      
   fat content                      
                          
e)   What statistical inference is of interest (why was the data collected)?                      
                          
   to assess the nutritional value of the different pastas                      

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