This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A population proportion is to be estimated. Estimate the minimum sample size needed to achieve the ... (Read 38 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
on: Jan 18, 2020

Question 1

A population proportion is to be estimated from the sample described. Approximate the 95% confidence interval. Round your answer to four decimal places, if necessary.

A  researcher wishes to estimate the proportion of left handed people among a certain population. In a random sample of 1000 people from the population, 61.9%  are left-handed. Find the 95% confidence interval for the population proportion of  left-handed people.
◦ 0.5874  <  p  <  0.6506
◦ 0.5883  <  p  <  0.6497
◦ 0.5973  <  p  <  0.6407
◦ 0.6180  <  p  <  0.6200

Question 2

A population proportion is to be estimated. Estimate the minimum sample size needed to achieve  the specified margin of error with a 95% degree of confidence.

E = 0.05
◦ 20
◦ 400
◦ 800
◦ 200
Statistical Reasoning for Everyday Life ¦ Bennett, Briggs, Triola ¦ 5th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by darbym82 on Jan 18, 2020

orangecrush

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jan 18, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


darbym82

  • Member
  • Posts: 570
Reply 2 on: Jan 18, 2020
Gracias!

bassamabas

  • Member
  • Posts: 294
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Estimated Daily Protein Needs Estimated Daily Protein Needs
Sample Diet for a College-Aged Female Weighing 132 Pounds, Assuming Light to Moderate Daily ... Sample Diet for a College-Aged Female Weighing 132 Pounds, Assuming Light to Moderate Daily ...
Sample Advance Directive Cont. Sample Advance Directive Cont.
Sample of Enzymes Sample of Enzymes
Europe’s Size and Location Europe’s Size and Location
Sample client goals from the Wellness Massage Pyramid. Sample client goals from the Wellness Massage Pyramid.
Video: Introduction to filtration - filtrate formation and composition

For a complete list of videos, visit our video library