Research question 1: We wish to investigate whether the age of the artists involved in a recent auction of new art is distributed according to the table below. the age of the artists | 1 (less than 20) | 2 (21-30) | 3 (31-55) | 4 (more than 55) Percentage | 10 | 10 | 40 | 40 QUESTIONS: Report the number of the degrees of freedom [integer]: Answer Report the value of the test statistic [use at least 2dp]: Answer Report the p�-value [use at least 3dp]:
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A random sample of 128 artworks involved in a recent auction of new art has been selected to study art auction price and prior exhibition. Some of the variables recorded for each artwork are listed below.
Variable Description
subid Subject ID
medium type of artwork
exhibWeeks the number of weeks the artwork was exhibited before the auction
price sale price (in thousands)
ageArtistCat the age of the artists
ageArtistCat
medium 1 (less than 20) 2 (21-30) 3 (31-55) 4 (more than 55) Sum
painting 25 18 13 15 71
sculpture 18 18 14 7 57
Sum 43 36 27 22 128
Research question 1: We wish to investigate whether the age of the artists involved in a recent auction of new art is distributed according to the table below.
the age of the artists | 1 (less than 20) | 2 (21-30) | 3 (31-55) | 4 (more than 55)
Percentage | 10 | 10 | 40 | 40
QUESTIONS:
Report the number of the degrees of freedom [integer]:
Answer
Report the value of the test statistic [use at least 2dp]:
Answer
Report the p�-value [use at least 3dp]:
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