The shares of the U.S. automobile market held in 1990 by General Motors, Japanese manufacturers, Ford,...
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The shares of the U.S. automobile market held in 1990 by GeneralMotors, Japanese manufacturers, Ford, Chrysler, and othermanufacturers were, respectively, 34%, 32%, 19%, 9%, and 6%.Suppose that a new survey of 1,000 new-car buyers shows thefollowing purchase frequencies: GM Japanese Ford Chrysler Other 397259 231 80 33 (a) Show that it is appropriate to carry out achi-square test using these data. Each expected value is ≥ (b) Testto determine whether the current market shares differ from those of1990. Use α = .05. (Round your answer to 3 decimal places.) x2 H0 .Conclude current market shares from those of 1990.
The shares of the U.S. automobile market held in 1990 by GeneralMotors, Japanese manufacturers, Ford, Chrysler, and othermanufacturers were, respectively, 34%, 32%, 19%, 9%, and 6%.Suppose that a new survey of 1,000 new-car buyers shows thefollowing purchase frequencies: GM Japanese Ford Chrysler Other 397259 231 80 33 (a) Show that it is appropriate to carry out achi-square test using these data. Each expected value is ≥ (b) Testto determine whether the current market shares differ from those of1990. Use α = .05. (Round your answer to 3 decimal places.) x2 H0 .Conclude current market shares from those of 1990.
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