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

Author Question: What is the probability that a respondent chosen at random enjoys or does not enjoy shopping for ... (Read 27 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
What is the probability that a respondent chosen at random enjoys or does not enjoy shopping for clothing?

Question 2

The number of degrees of freedom needed to construct 90 confidence interval for the difference between means when the data are gathered from paired samples, with 15 observations in each sample, is:
 a. 30 b. 15
  c. 28 d. 14



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

carlsona147

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

P(enjoys or does not enjoy shopping for clothing) = (720 + 280) / 1000 = 1.00

Answer to Question 2

d




segrsyd

  • Member
  • Posts: 530
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it


carlsona147

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

For a complete list of videos, visit our video library