Author Question: Given a population where the proportion of items with a desired attribute is p = 0.25, if a sample ... (Read 67 times)

BRWH

  • Hero Member
  • *****
  • Posts: 553
Given a population where the proportion of items with a desired attribute is p = 0.25, if a sample of 400 is taken, what is the probability the proportion of successes in the sample will be greater than 0.22?
 
  A) 0.9162
  B) 0.8812
  C) 0.7141
  D) 0.8412

Question 2

One claim states the IRS conducts audits for not more than 5 percent of total tax returns each year. In order to test this claim statistically, the appropriate null and alternative hypotheses are:H0 :   0.05Ha :  > 0.05
 
  Indicate whether the statement is true or false



anoriega3

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

A

Answer to Question 2

FALSE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

For a complete list of videos, visit our video library