Question

more is less than 39 today. She randomly selects 115 Previously 3% of mothers smoked more than 21 cigarettes during their pre

0 0
Add a comment Improve this question Transcribed image text
Answer #1

solution : Hoi F 0.03 Hai 2 0.03 This Left failed test she is

Add a comment
Know the answer?
Add Answer to:
more is less than 39 today. She randomly selects 115 Previously 3% of mothers smoked more...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

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
  • Previously, 5% of mothers smoked more than 21 cigarettes during their pregnancy. An obstetrician believes that...

    Previously, 5% of mothers smoked more than 21 cigarettes during their pregnancy. An obstetrician believes that the percentage of mothers who smoke 21 cigarettes or more is less than 5% today. She randomly selects 125 pregnant mothers and finds that 5 of them smoked 21 or more cigarettes during pregnancy Test the researcher's statement at the 0.05 level of significance What are the nul and alternative hypotheses? Ho: P = 0.05 versus Hy: P < 0.05 (Type Integers or decimals....

  • Ansigned Media Question Help Previously. 396 of mothers smoked more than 21 cigarettes during their pregnancy....

    Ansigned Media Question Help Previously. 396 of mothers smoked more than 21 cigarettes during their pregnancy. An obstetrician believes that the percentage of mothers who smoke 21 cigarettes or more is less than 3% today. She randomly selects 115 pregnant mothers and finds that 2 of them smoked 21 or more cigarettes during pregnancy Test the researcher's statement at the e=0.05 level of significance. What are the null and alternative hypotheses? Ho: P = 0.03 versus H, P < 0.03...

  • Previously, 5% of mothers smoked more than 21 cigarettes during their pregnancy. An obstetrician believes that...

    Previously, 5% of mothers smoked more than 21 cigarettes during their pregnancy. An obstetrician believes that the percentage of mothers who smoke 21 cigarettes or more is less than 5% today. She randomly selects 120 pregnant mothers and finds that 3 of them smoked 21 or more cigarettes during pregnancy Test the researcher's statement at the a = 0.05 level of significance What are the null and alternative hypotheses? H: P = 0.05 versus H, P < 0.05 (Type integers...

  • 10.2.28-T Question Help Previously, 4% of mothers smoked more than 21 cigarettes during their pregnancy. An...

    10.2.28-T Question Help Previously, 4% of mothers smoked more than 21 cigarettes during their pregnancy. An obstetrician believes that the percentage of mothers who smoke 21 cigarettes or more is less than 4% today. She randomly selects 115 pregnant mothers and finds that 2 of them smoked 21 or more cigarettes during pregnancy Test the researcher's statement at the a 01 level of significance What are the null and alternative hypotheses? HD 004 versus H, D 004 (Type integers or...

  • Question Help re is less than 4% today. She randomly selects 140 nation be used to...

    Question Help re is less than 4% today. She randomly selects 140 nation be used to approximate the P-value (Round to one decimal place as neede Find the P-value Round to three decimal places as needed dence to support statement: No. ot reject the null hypothesis OB. Yes, reject the null hypothesis because the P-value is less than a There to conclude that the percentage of mothers who smoke 21 or more cigarettes during pregnancy is less than 4% OC....

  • Previously, 7.1% of workers had a travel time to work of more than 60 minutes. An...

    Previously, 7.1% of workers had a travel time to work of more than 60 minutes. An urban economist believes that the percentage has increased since then. She randomly selects 95 workers and finds that 10 of them have a travel time to work that is more than 60 minutes. Test the economist's belief at the a = 0.05 level of significance. What are the null and alternative hypotheses? Ho: P = 0.071 versus H 0.071 (Type integers or decimals. Do...

  • Previously, 6.8% of workers had a travel time to work of more than 60 minutes. An...

    Previously, 6.8% of workers had a travel time to work of more than 60 minutes. An urban economist believes that the percentage has increased since then. She randomly selects 75 workers and finds that 10 of them have a travel time to work that is more than 60 minutes. Test the economist's belief at the a=0.05 level of significance. Identify the null and alternative hypotheses. Ho: P = 0.068 Hy:p > 0.068 Use technology to find the P-value. P-value =...

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