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

Author Question: A die is rolled 20 times and the number of twos that come up is tallied. If this experiment is ... (Read 84 times)

shofmannx20

  • Hero Member
  • *****
  • Posts: 562

Question 1

According to a college survey, 22% of all students work full time. Find the standard deviation for the random variable X, the number of students who work full time in samples of size 16.
◦ 3.52
◦ 1.88
◦ 1.66
◦ 2.75

Question 2

A die is rolled 20 times and the number of twos that come up is tallied. If this experiment is repeated many times, find the standard deviation for the random variable X, the number of twos.
◦ 1.667
◦ 2.24
◦ 1.624
◦ 1.673


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by shofmannx20 on Apr 7, 2020

annierak

  • Sr. Member
  • ****
  • Posts: 340
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 25% of students answer this correctly




shofmannx20

  • Member
  • Posts: 562
Reply 2 on: Apr 7, 2020
:D TYSM


JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Gracias!

 

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?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

For a complete list of videos, visit our video library