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 96 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
Excellent


miss_1456@hotmail.com

  • Member
  • Posts: 289
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

For a complete list of videos, visit our video library