Question

An employment information service claims the mean annual pay for full-time male workers over age 25...

An employment information service claims the mean annual pay for full-time male workers over age 25 without a high school diploma is $22,300. The annual pay for a random sample of 10 full-time male workers over age 25 without a high school diploma is listed. At α = 0.01, test the claim that the mean salary is $22,300. State null and alternative hypothesis, include graph of distribution indicating the rejection region, determine whether to reject or fail to reject based on a P-value or a critical value, state your conclusion in terms of the claim, and discuss assumptions/limitations related to the hypothesis test.

20,656 21,135 22,352 21,398 22,972 16,914 19,150 23,194 24,189 26,285

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
An employment information service claims the mean annual pay for​ full-time male workers over age 25...
An employment information service claims the mean annual pay for​ full-time male workers over age 25 without a high school diploma is ​$22,300.The annual pay for a random sample of 10 ​full-time male workers over age 25 without a high school diploma is listed. At α=0.10​, test the claim that the mean salary is ​$22,300. Assume the population is normally distributed. 20,651 21,135 22,350 21,396 22,974 16,916 19,150 23,190 24,189 26,286 ​(a) Write the claim mathematically and identify Ho and...
An employment information service claims the mean annual pay for full-time male workers over age 25...
An employment information service claims the mean annual pay for full-time male workers over age 25 without a high school diploma is $22,250. The annual pay for a random sample of 10 full-time male workers over age 25 without a high school diploma is listed. At α=0.01, test the claim that the mean salary is $22,250. Assume the population is normally distributed. 20,659 21,136 22,356 21,398 22,978 16,913 19,153 23,196 24,186 26,283 What is(are) the critical value(s), t 0t0? t...
An employment information service says the mean annual pay for full-time female workers over the age...
An employment information service says the mean annual pay for full-time female workers over the age of 25 and without high school diplomas is $17,000. A random sample of the annual salaries of 12 full-time female workers over 25 without high school diplomas is listed below. Table of Annual Salaries of 12 full-time female workers over 25 without high school diploma Data $15,316 $16,631 $17,328 $18,161 $16,009 $16,790 $17,503 $18,801 $16,114 $17,176 $18,028 $19,264 We are interested in testing the...
An employment information service claims the mean annual pay for full-time college student is $16,000 with...
An employment information service claims the mean annual pay for full-time college student is $16,000 with a standard deviation of $2,000. The annual pay for a random sample of 15 full-time college student is $17,250. At α=0.05, test the claim that the mean salary is $16,000.
An employment information service claims the mean annual salary for senior level product engineers is ​$97...
An employment information service claims the mean annual salary for senior level product engineers is ​$97 comma 00097,000. The annual salaries​ (in dollars) for a random sample of 1616 senior level product engineers are shown in the table to the right. At alphaαequals=0.010.01​, test the claim that the mean salary is ​$97 comma 00097,000. Complete parts​ (a) through​ (e) below. Assume the population is normally distributed. nbsp Bold Annual Salaries nbsp Annual Salaries 100100 ​,607607 9696 ​,370370 9393 ​,507507 112112...
The belief is that the mean number of hours per week of part-time work of high...
The belief is that the mean number of hours per week of part-time work of high school seniors in a city is 10.6 hours. Data from a simple random sample of 25 high school seniors indicated that their mean number of part-time work was 11.4 with a standard deviation of 1.3. Test whether these data cast doubt on the current belief. (use α = 0.05) a. State your null and alternative hypotheses. b.State the rejection region. c.Calculate the test statistic...
A personnel director in a particular state claims that the mean annual income is greater in...
A personnel director in a particular state claims that the mean annual income is greater in one of the​ state's counties​ (county A) than it is in another county​ (county B). In County​ A, a random sample of 13 residents has a mean annual income of $42,000 and a standard deviation of $8800. In County​ B, a random sample of 11 residents has a mean annual income of $37,700 and a standard deviation of $5700. At At alphaαequals= 0.025 answer...
2. The full-time student body of Big Rapids high school is composed of 50% males and...
2. The full-time student body of Big Rapids high school is composed of 50% males and 50% females. Does a random sample of students consisting of 25 male and 15 female from calculus course show sufficient evidence to reject the hypothesis that the proportion of male and female students who take this course is the same as that of the whole student body? Complete the test at the 0.05 level of significance using the p-value approach. Please be detailed and...
3) The IRS claims that the mean amount of time it takes to transfer information to...
3) The IRS claims that the mean amount of time it takes to transfer information to a computer record is 15 minutes. Before they will invest in a new system they decide to do a test run to determine if the new system is faster than the present one. 25 tax returns are randomly selected and transferred using the new system. The mean time for transfer is 14.3 minutes, with standard deviation 4.2 minutes. At a level of significance of...
You will perform a Chi-Square test and an ANOVA test. For each hypothesis test make sure...
You will perform a Chi-Square test and an ANOVA test. For each hypothesis test make sure to report the following steps: Identify the null hypothesis, Ho, and the alternative hypothesis, Ha. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. Find the critical value(s) and identify the rejection region(s). Find the appropriate standardized test statistic. If convenient, use technology. Decide whether to reject or fail to reject the null hypothesis. Interpret the decision in the context of the original...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT