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Mathematics, 08.04.2020 01:53 omar2334

1. IQ scores of statistics students have a standard deviation less than 15. A. H0:σ≤15, H1:σ>15 B. H0:σ≥15, H1:σ<15 C. H0:µ<15, H1:µ≥15 D. H0:µ≤15, H1:µ>15 2. The mean salary of statistics professors is at most 70,000 dollars. A. H0:µ<70,000, H1:µ≥70,000 B. H0:µ>70,000, H1:µ≤70,000 C. H0:µ≥70,000, H1:µ<70,000 D. H0:µ≤70,000, H1:µ>70,000 3. More than one-half of all Internet users make on-line purchases. A. H0:µ≥0.5, H1:µ<0.5 B. H0:µ≤0.5, H1:µ>0.5 C. H0:p≥0.5, H1:p<0.5 D. H0:p≤0.5, H1:p>0.5

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