This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A manufacturer of children toys claims that less than 5 of his products are defective. When 500 toys ... (Read 155 times)

itsmyluck

  • Hero Member
  • *****
  • Posts: 546
on: Jun 24, 2018
A manufacturer of children toys claims that less than 5 of his products are defective. When 500 toys were drawn from a large production run, 7 were found to be defective. A) What is the population of interest? B) What is the sample? C) What is the parameter? D) What is the statistic? E) Does the value 5 refer to the parameter or the statistic? F) Is the value 7 a parameter or a statistic? G) Explain briefly how the statistic can be used to make inferences about the parameter to test the claim.

Question 2

Identify each of the following studies as either descriptive statistics or inferential statistics: A) Examine the heights of a sample of 50 NBA basketball players to see if the average height of all NBA basketball players is 75 inches. B) Post the average midterm score for the statistics class. C) Estimate the percentage of the US population that will vote for George W. Bush in the 2004 presidential election. D) Select a random sample of 250 babies born in 2002 and estimate the birth weight of all babies born during the same year. E) Examine the weights of a sample of 20 candy bars to see if their average weight is 6 ounces.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

paavo

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jun 24, 2018
Answer to Question 1

All toys in the production run; 500 toys; Proportion of the production run that is defective; Proportion of sample toys that are defective; Parameter; Statistic; Because the sample proportion is more than 5, we may conclude that the claim is false.

Answer to Question 2

Inferential; Descriptive; Inferential; Inferential; Descriptive


itsmyluck

  • Member
  • Posts: 546
Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Shy children often have a high arousal level in novel social situations. Over time, parents can help ... Shy children often have a high arousal level in novel social situations. Over time, parents can help ...
How difficult is it for children to learn to speak two languages? How difficult is it for children to learn to speak two languages?
Structural MRIs reveal thinning of sensorimotor cortex in children with Tourette syndrome. Red and ... Structural MRIs reveal thinning of sensorimotor cortex in children with Tourette syndrome. Red and ...
Development of Morality in Young Children Development of Morality in Young Children
Extrinsic Motivation for Children Extrinsic Motivation for Children
Effects associated with various blood levels of lead in children Effects associated with various blood levels of lead in children
Video: Activation Energy - Valence Electrons

For a complete list of videos, visit our video library