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

Author Question: In a certain town, 20 percent of voters are in favor of a given ballot measure and 80 percent are ... (Read 234 times)

@Brianna17

  • Hero Member
  • *****
  • Posts: 550
In a certain town, 20 percent of voters are in favor of a given ballot measure and 80 percent are
  opposed. For groups of 120 voters, find the mean for the number who oppose the measure.
 
  A) 80 B) 96 C) 20 D) 24

Question 2

Scores on a test are normally distributed with a mean of 63.2 and a standard deviation of 11.7. Find
  P81, which separates the bottom 81 from the top 19.
 
  A) 66.6 B) 73.5 C) 0.88 D) 0.291



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

apple

  • Sr. Member
  • ****
  • Posts: 352
Answer to Question 1

B

Answer to Question 2

B




@Brianna17

  • Member
  • Posts: 550
Reply 2 on: Jul 25, 2018
YES! Correct, THANKS for helping me on my review


kalskdjl1212

  • Member
  • Posts: 353
Reply 3 on: Yesterday
Excellent

 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library