ZuoTi.Pro
Question

The age of 10 randomly selected soccer supporters is given below: 55 58 60 62 68...

The age of 10 randomly selected soccer supporters is given below:

55 58 60 62 68 22 23 40 28 42

Given: s=17.13

Test at 5% level of significance if the average age of a soccer is greater than 50.

1) Write down the null and alternative hypotheses

2) Calculate the test statistic

3) Determine the rejection region

4) Make a decision and draw a conclusion

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

TOPIC: One sample t-test for population mean.

socce ? Acdine) μ Population average age To test no :K: 50 against dt : μ>50 , Renote ere tne given 10 sambte values as uo sample mean. ( すー2i lken , to 458 . Io = 45.8 Griven that , ample d (17 13 Asume the pop lation in Nonma tiene, we wse the one sample t-tesb 2> Test-statistic (r) = 15.8-50)- 、13 -|-o-7753 e me ciical v dlene, α20, 0.5 ー83311Necision .- Since, T-- 0-7153 く1.8331, idence to subpont ehe caim that the greater than 5. LAoe

0 0
Add a comment
Know the answer?
Add Answer to:
The age of 10 randomly selected soccer supporters is given below: 55 58 60 62 68...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • 4 500 randomly selected automobile owners were current automobile. The results are given below. questioned on...

    4 500 randomly selected automobile owners were current automobile. The results are given below. questioned on the main reason they had purchased their Total Styling Engineering Fuel Economy Male 340 68 132 140 160 Female 32 18 110 Total 500 250 100 150 State the null and alternative hypotheses for a contingency table test for independence of gender. a. b. State the decision rule, using a .01 level of significance. Calculate the x Give your conclusion for this test. test...

  • A consulting firm claims that the average age of millionaires in the US is under 55...

    A consulting firm claims that the average age of millionaires in the US is under 55 years. To test this claim, a random sample of 30 millionaires was selected. The ages of those random millionaires are shown on the template. 40 51 60 25 30 55 76 61 38 65 78 54 50 74 80 27 67 42 46 26 55 40 78 48 46 33 31 80 57 49 A) state the appropraite null and alternative hypotheses. B.)which test...

  • A healthcare consultant wants to compare the patient satisfaction ratings of two hospitals. The ratings of...

    A healthcare consultant wants to compare the patient satisfaction ratings of two hospitals. The ratings of both hospitals are included in the data table. The consultant wishes to determine whether there is a difference in the patient ratings between the hospitals. Use a 0.05 level of significance to test the claim that the ratings of the two hospitals are the same. a) Identify the claim and counterclaim. Then identify the null hypothesis and alternative hypothesis, and express both in symbolic...

  • A researcher at a medical college conducted a study of 60 randomly selected male soccer players...

    A researcher at a medical college conducted a study of 60 randomly selected male soccer players and concluded that frequently "heading" the ball in soccer lowers players' IQs. The soccer players were divided into two groups, based on whether they averaged 10 or more headers per game. Mean IQs were reported in the article, but the sample sizes and standard deviations were not given. Suppose that these values were as given in the accompanying table. n Sample Mean Sample sd...

  • 22.HE.A: It has been assumed that children are born with equal frequency with respect to days of the week. Randomly selected birth records are obtained and results are listed in the table below. S...

    22.HE.A: It has been assumed that children are born with equal frequency with respect to days of the week. Randomly selected birth records are obtained and results are listed in the table below. Sunday Monday Tuesday Wednesday Thursday Friday Saturday 36 55 62 60 60 58 48 State the test that should be used. Write the null and alternative hypotheses. Check the three conditions. How many degrees of freedom should we use in the χ2 test? Compute the χ2 statistic...

  • 3. Do you see any striking difference between problem 1 and 2? At a certain university,...

    3. Do you see any striking difference between problem 1 and 2? At a certain university, the mean income of parents of the entering class is reported to by $91,600. The president of another university feels that the parents’ income for her entering class is more than $91,600. She surveys 100 randomly selected families and finds the mean income to be $96,321. Given σ = $9555. With α = 0.05, is she correct? State the null and alternative hypotheses which...

  • 67 7 In a sample of 167 children selected randomly from one town, it is fou...

    67 7 In a sample of 167 children selected randomly from one town, it is fou suffer from asthma. At the 0.05 significance level, test the claim that the children in the town who sufferromasthmalms, Null Hypothesis:P-0. D. 1 -Alternative Hypothesis : Test Statistic 16 /.#x ond wilsdc Critical Value(s)Zyl,- P-value Is the null hypothesis rejected? Final conclusion in a sentence 8 &c 9. Use the given data to find the equation of the regression line. Round the final values...

  • Independent random samples of n = 150 and n = 150 observations were randomly selected from...

    Independent random samples of n = 150 and n = 150 observations were randomly selected from binomial populations 1 and 2, respectively. Sample 1 had 68 successes, and sample 2 had 74 successes. You wish to perform a hypothesis test to determine if there is a difference in the sample proportions P, and py: (a) State the null and alternative hypotheses. O Ho: (P1 - P2) = 0 versus Ha: (P1-P2) < 0 O Ho: (2,-) < versus H: (2,-2)...

  • Given two dependent random samples with the following results: Population 1 70 60 72 55 69...

    Given two dependent random samples with the following results: Population 1 70 60 72 55 69 50 55 74 Population 2 72 56 81 50 79 60 50 78 Can it be concluded, from this data, that there is a significant difference between the two population means? Let d=(Population 1 entry)−(Population 2 entry). Use a significance level of α=0.1for the test. Assume that both populations are normally distributed. State the null and alternative hypotheses Find the value of the standard...

  • For the problems on the NEXT page you must conduct a complete hypothesis test procedure for these...

    Please solve both questions. Instructions are at the top For the problems on the NEXT page you must conduct a complete hypothesis test procedure for these problems making it clear what formula was being used. Be sure to formulate both hypotheses, identify critical values and rejection regions where appropriate, your test statistic, as well as stating your final conclusion IN NONTECHNICAL TERMS (Translation Assume you are stating your conclusion to somebody with no knowledge of statistics.)!! A simple random sample...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT