Marketers are interested in how social media (e.g. Facebook and
twitter) activity are related to the box office revenues of movies.
Researchers collected the opening weekend box office revenue (in
millions of dollars) for a sample of 23 recent movies. In addition,
researchers obtained the tweet rate of each movie (average number
of tweets referring to the movie per hour) in the week prior to the
movie’s release. The data are recorded in Excel file
A2_boxoffice.xlsx. Use EViews to answer the following
questions.
Present a scatterplot of the data with the fitted line.
Write down a population linear regression model.
Use EViews to estimate the coefficients and write down the point
estimate of the intercept and the slope coefficient
(do not copy/paste EViews output).
4. Write down the sampling distribution of the slope coefficient
using the relevant statistics from EViews output. What assumptions
are needed to obtain this sampling distribution?
5. From the OLS estimates, how would the revenue change (on
average) if the tweet rate increases by 50?
A B C N 5 6 1 Tweet rate Revenue 1365.8 142 3 1212.8 76.9 4 581.5 61.8 310.1 32.5 455 31.2 7 290 30.2 8 250 21.3 9 680.2 18.3 10 150 17.9 11 164 17.1 12 113.9 16.3 13 144.5 15.1 14 418 14.2 15 98 13.7 16 100.8 12.1 17 115 11 18 74.4 9.8 19 87.5 8.4 20 127.6 7.2 21 52.2 9 22 144.1 8 23 41.3 2 24 2.75 0.3
Marketers are interested in how social media (e.g. Facebook and twitter) activity are related to the box office revenues
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Marketers are interested in how social media (e.g. Facebook and twitter) activity are related to the box office revenues
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