Author Question: A pollster obtains a sample of students and asks them how they will vote on an upcoming referendum. ... (Read 69 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
A pollster obtains a sample of students and asks them how they will vote on an upcoming referendum.
 
  A) observational study B) experiment

Question 2

Find the t-value such that the area in the right tail is 0.005 with 28 degrees of freedom.
 
  A) 2.763 B) 1.701 C) -2.763 D) 2.771



Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

AEWBW

  • Hero Member
  • *****
  • Posts: 579
Both answers were spot on, thank you once again




 

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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.

For a complete list of videos, visit our video library