« previous next »

Author Question: A study involves 629 randomly selected deaths, with 26 of them caused by accidents. Construct a 98 ... (Read 57 times)

schs14

  • Hero Member
  • *****
  • Posts: 569
on: Jul 25, 2018
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
Reply #1 on: Jul 25, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

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?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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.

Flipper tags have been extensively used in the study of penguin population dynamics. Flipper tags have been extensively used in the study of penguin population dynamics.
Selected Miscellaneous Antibacterials Selected Miscellaneous Antibacterials
Checking gasoline for alcohol involves using a graduated cylinder and adding water to check if the ... Checking gasoline for alcohol involves using a graduated cylinder and adding water to check if the ...
Landscape ecologists study broad geographical patterns Landscape ecologists study broad geographical patterns
Mount Pinatubo caused ~1˚C cooling for up to 5 years Mount Pinatubo caused ~1˚C cooling for up to 5 years
Video: Chloroplast Structure & Light Dependent Reactions (Photosystem 1 and 2 Cyclic Electron Flow)

For a complete list of videos, visit our video library