Author Question: A study involves 629 randomly selected deaths, with 26 of them caused by accidents. Construct a 98 ... (Read 59 times)

schs14

  • Hero Member
  • *****
  • Posts: 569
A study involves 629 randomly selected deaths, with 26 of them caused by accidents. Construct a 98 confidence interval for the percentage of all deaths that are caused by accidents.
 
  A) 2.58 to 5.69 B) 2.28 to 5.98 C) 2.82 to 5.44 D) 2.09 to 6.18

Question 2

Suppose a coin is tossed four times. Let X denote the total number of tails obtained in the four tosses. What are the possible values of the random variable X?
 
  A) 1, 2, 3, 4
  B) HHHH, HHHT, HHTH, HHTT, HTHH, HTHT, HTTH, HTTT, THHH, THHT, THTH, THTT, TTHH, TTHT, TTTH, TTTT
  C) 1, 2, 3
  D) 0, 1, 2, 3, 4



bdobbins

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

For a complete list of videos, visit our video library