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

Author Question: Determine whether the sample sizes are large enough to conclude that the sampling distributions are ... (Read 30 times)

tfester

  • Hero Member
  • *****
  • Posts: 534

Question 1

We sampled 100 men and 100 women and asked: "Do you think the environment is a major concern?" Of those sampled, 67 women and 53 men responded that they believed it is. For the confidence interval procedure to work properly, what additional assumptions must be satisfied?
◦ Both samples were randomly and independently selected from their respective populations.
◦ Both populations have approximate normal distributions.
◦ The population variances are equal.
◦ All of the above are necessary.

Question 2

Determine whether the sample sizes are large enough to conclude that the sampling distributions are approximately normal.

n1 = 45, n2 = 52,  1 = .3,  2 = .6


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by tfester on Feb 14, 2020

stillxalice

  • Sr. Member
  • ****
  • Posts: 339
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 45% of students answer this correctly




tfester

  • Member
  • Posts: 534
Reply 2 on: Feb 14, 2020
:D TYSM


Mochi

  • Member
  • Posts: 300
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library