Circulation is the lifeblood of the publishing business. The larger the sales of a magazine, the more it can charge advertisers.Recently,a circulation gap has appeared between publishers 'reports of magazines'newstands sales and subsequent audits by the Audit Bureau of Circulations. The data below represents the reported and audited newsstand sales in 2001 for the following 10 magazines:
Magazine Reported(X) Audited(Y)
YM 621 299.6
Cosmo Girl 359.7 207.7
Rosie 530 325
Playboy 492.1 336.3
Esquire 70.5 48.6
Teenpeople 567 400.3
More 125.5 91.2
Spain 50.6 39.1
Vogue 353.3 268.6
Elle 263.6 214.3
(a) Construct a scatter plot?
(b) Calculate the slope and intercept in this problem?
(c) Predict the mean audited newsstand sales for a magazine that reports newsstand sales of 400,000?