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 ... (Read 51 times)

big1devin

  • Hero Member
  • *****
  • Posts: 583

Question 1

Solve the problem. Round your answer to the nearest whole number unless indicated otherwise.

A sample of 400 employees from a particular software company had a mean monthly income of with a standard deviation of . Find the 95% confidence interval. Round your answer to the nearest dollar.
◦ $7012 < μ < $7564
◦ $7274 < μ < $7302
◦ $6984 < μ < $7592
◦ $7150 < μ < $7426

Question 2

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

A random sample of 30 seventh grade students was selected from a particular school district. The students were asked how many siblings they had. The responses are given below. Find a 95% confidence interval for the mean number of siblings for the population of seventh grade students in this school district.



◦ 1 sibling < μ < 2.5 siblings
◦ 1.3 siblings < μ < 2.5 siblings
◦ 1.4 siblings < μ < 2.1 siblings
◦ 1.1 siblings < μ < 2.3 siblings


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by big1devin on Jan 18, 2020

jxjsniuniu

  • Sr. Member
  • ****
  • Posts: 343
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




big1devin

  • Member
  • Posts: 583
Reply 2 on: Jan 18, 2020
Excellent


EAN94

  • Member
  • Posts: 307
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

For a complete list of videos, visit our video library