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

Author Question: On a multiple choice test with 10 questions, each question has four possible answers, one of which ... (Read 51 times)

notis

  • Hero Member
  • *****
  • Posts: 596

Question 1

In a certain town, 80 percent of voters are in favor of a given ballot measure and 20 percent are opposed. For groups of 140 voters, find the expected number of voters who oppose the measure.
◦ 80
◦ 20
◦ 112
◦ 28

Question 2

On a multiple choice test with 10 questions, each question has four possible answers, one of which is correct. For students who guess at all answers, find the standard deviation for the number of correct answers.
◦ 18.8
◦ 3.5
◦ 1.4
◦ 1.9


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by notis on Apr 14, 2020

fur

  • Sr. Member
  • ****
  • Posts: 309
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 59% of students answer this correctly




notis

  • Member
  • Posts: 596
Reply 2 on: Apr 14, 2020
Excellent


momolu

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

For a complete list of videos, visit our video library