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 50 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
Wow, this really help

fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Negative feedback as a mechanism by which homeostatic control systems operate. Negative feedback as a mechanism by which homeostatic control systems operate.
The distribution of the tarsier. The distribution of the tarsier.
Normal right tympanic membrane Normal right tympanic membrane
Hematocrits, left to right: normal, anemia, polycythemia. Hematocrits, left to right: normal, anemia, polycythemia.
Right lateral view showing low normal curves of the vertebral column Right lateral view showing low normal curves of the vertebral column
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
Video: Cognitive development by Piaget (Preoperational stage or intelligence)

For a complete list of videos, visit our video library