Question: Several companies have been developing electronic guidance systems for cars. Motorola and Germany's Blaupunkt are two firms in the forefront of such research. Out of

Several companies have been developing electronic guidance systems for cars. Motorola and Germany's Blaupunkt are two firms in the forefront of such research. Out of 120 trials of the Motorola model, 101 were successful; and out of 200 tests of the Blaupunkt model, 110 were successful. Is there evidence to conclude that the Motorola electronic guidance system is superior to that of the German competitor?

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