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

Author Question: If is the mean and is the standard deviation of a normal distribution, then which of the following ... (Read 96 times)

mwit1967

  • Hero Member
  • *****
  • Posts: 501

Question 1

Consider the normal distribution given below and assume that P is a point of inflection of the curve.


Find the first quartile Q1 of the distribution rounded to the nearest meter.
◦ 149 m
◦ 104 m
◦ 115 m
◦ 150 m
◦ 58 m

Question 2

If μ is the mean and σ is the standard deviation of a normal distribution, then which of the following statements is true?
◦ μ and σ must always be positive numbers.
◦ σ must always be positive, μ can be positive or negative.
◦ μ must always be positive, σ can be positive or negative.
◦ μ must always be bigger than σ.
◦ none of these


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by mwit1967 on May 5, 2020

snackralk

  • Sr. Member
  • ****
  • Posts: 363
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




mwit1967

  • Member
  • Posts: 501
Reply 2 on: May 5, 2020
YES! Correct, THANKS for helping me on my review


raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

For a complete list of videos, visit our video library