SOLUTION:
This is the RIGHT tailed test .
The null and alternative hypothesis is ,
H0 : = 173
Ha : >173
The mean weight of male aerobics instructors in a certain city is more than 173 lbs....
The mean weight of male aerobics instructors in a certain city is more than 168 lbs. Express the null and alternative hypotheses in symbolic form for this claim. H 0 : μ =168 H 1 : μ >=168 Use the following codes to enter the following symbols: ≥ enter >= ≤ enter <= ≠ enter !=
The mean weight of male aerobics instructors in a certain city is more than 185 lbs. Express the null and alternative hypotheses in symbolic form for this claim. Ho H Use the following codes to enter the following symbols: enter >- < enter<= SE enter !-
The mean weight of male aerobics instructors in a certain city is at least 161 lbs. Express the null and alternative hypotheses in symbolic form for this claim. H0:μH0:μ Ha:μHa:μ Use the following codes to enter the following symbols: ≥≥ enter >= ≤≤ enter <= ≠≠ enter !=
The mean weight of male nurses working at a local hospital is more than 190 lbs. Express the null and alternative hypotheses in symbolic form for this claim. H 0 : μ H 0 : μ H 1 : μ H 1 : μ Use the following codes to enter the following symbols: ≥ ≥ enter >= ≤ ≤ enter <= ≠ ≠ enter != License
More than 26% of people support legalizing gay marriage. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage). Hop H:P Use the following codes to enter the following symbols: > enter > < enter <= # enter !=
The mean weight of female nurses working at a local hospital is at least 144 lbs. Express the null and alternative hypotheses in symbolic form for this claim. H 0 : μ H A : μ
Claim: 77% of workers got their job through college. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage). H0:pH0:p H1:pH1:p Use the following codes to enter the following symbols: ≥≥ enter >= ≤≤ enter <= ≠≠ enter !=
42% of Internet users pay bills online. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage). H0:pH0:p H1:pH1:p Use the following codes to enter the following symbols: ≥≥ enter >= ≤≤ enter <= ≠≠ enter !=
67% of people support legalizing gay marriage. A researcher feels this percentage has changed. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage). HO: H: Use the following codes to enter the following symbols: > enter > < enter <= + enter !=
77% of car crashes occur within 2 miles of the motorists home. A researcher feels this percentage has increased. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage) Но: Hа: Use the following codes to enter the following symbols: enter enter <= enter !