A hypothesis test is to be performed. State the null and alternative hypotheses.A consumer group believes that the proportion of defects among computers produced by one manufacturer is greater than the 2% claimed by the company.
A. Null hypothesis: proportion of defectives = 2%
Alternative hypothesis: proportion of defectives ? 2%
B. Null hypothesis: proportion of defectives = 2%
Alternative hypothesis: proportion of defectives > 2%
C. Null hypothesis: proportion of defectives > 2%
Alternative hypothesis: proportion of defectives = 2%
D. Null hypothesis: proportion of defectives < 2%
Alternative hypothesis: proportion of defectives > 2%
Answer: B
You might also like to view...
Divide.-5.7 ÷ (-0.06)
A. 95 B. -9.5 C. 9.5 D. -95
Solve the equation.
+ 3 = 0
A. 
B. 
C. 
D. ?
Solve the problem.If g(x) = x2 - 4x - 12 , solve g(x) ? 0.
A. (-?, -2] B. [6, ?) C. (-?, -2] or [6, ?) D. [-2, 6]
Solve the triangle.B = 36°, a = 38, c = 18
A. b ? 25.7, C ? 116.8, A ? 27.2 B. b ? 41.7, C ? 28.2, A ? 115.8 C. b ? 41.7, C ? 24.2, A ? 119.8 D. b ? 25.7, C ? 24.2, A ? 119.8