This topic contains a solution. Click here to go to the answer

Author Question: Solve the problem. Round your answer to one decimal place, if necessary.A random sample of 30 long ... (Read 40 times)

moongchi

  • Hero Member
  • *****
  • Posts: 516

Question 1

Solve the problem. Round your answer to one decimal place, if necessary.

A random sample of 30 households was selected from a particular neighborhood. The number of cars for each household is shown below. Find the 95% confidence interval for the mean number of cars per household for the population of households in this neighborhood.



◦ 1.2 cars < μ < 2 cars
◦ 1 car < μ < 2 cars
◦ 1.5 cars < μ < 1.9 cars
◦ 1.1 cars < μ < 1.7 cars

Question 2

Solve the problem. Round your answer to one decimal place, if necessary.

A random sample of 30 long distance runners  aged 20-25 was selected from a running club.  The resting heart rates (in beats per minute) of the runners are shown below. Find the 95% confidence interval for the mean resting heart rate for the population of long distance runners aged 20-25.



◦ 64.9 beats per minute < μ < 70.9 beats per minute
◦ 64.1 beats per minute < μ < 70.1 beats per minute
◦ 64.6  beats per minute < μ < 71.6 beats per minute
◦ 63.7 beats per minute < μ < 72.2 beats per minute


Related Topics

Need homework help now?

Ask unlimited questions for free

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

Ptupou85

  • Sr. Member
  • ****
  • Posts: 334
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 50% of students answer this correctly




moongchi

  • Member
  • Posts: 516
Reply 2 on: Jan 18, 2020
Excellent


ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...

For a complete list of videos, visit our video library