This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the mean of a normal distribution is negative, (Read 59 times)

hgjjghgjh

  • Full Member
  • ***
  • Posts: 132
on: Mar 25, 2023

Question 1

Given that Z is a standard normal random variable. What is the value of Z if the area between -Z and Z is 0.754?


◦

1.16


◦

1.96


◦

2.0


◦

11.6



Question 2

If the mean of a normal distribution is negative,


◦

the standard deviation must also be negative


◦

the variance must also be negative


◦

a mistake has been made in the computations, because the mean of a normal distribution cannot be negative


◦

None of these alternatives is correct.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by hgjjghgjh on Mar 25, 2023

sin

  • Full Member
  • ***
  • Posts: 165
Reply #1 on: Mar 25, 2023
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 56% of students answer this correctly


hgjjghgjh

  • Member
  • Posts: 132
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

Dinolord

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Summation of Heart Sounds, Normal S1 Summation of Heart Sounds, Normal S1
The distribution of the tarsier. The distribution of the tarsier.
A normal chest X-ray. A normal chest X-ray.
The Distribution of Dominant and Minority Groups The Distribution of Dominant and Minority Groups
Normal combustion is a smooth, controlled burning of the air–fuel mixture. Normal combustion is a smooth, controlled burning of the air–fuel mixture.
Normal karyotype of a human male Normal karyotype of a human male
Video: Exercise and cardiac output

For a complete list of videos, visit our video library