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

Author Question: A population has a mean of 80 and a standard deviation of 7. A sample of 49 observations will be ... (Read 60 times)

allywil32

  • Full Member
  • ***
  • Posts: 144
on: Mar 25, 2023

Question 1

A population has a mean of 75 and a standard deviation of 8. A random sample of 800 is selected. The expected value of is


◦

8


◦

75


◦

800


◦

None of these alternatives is correct.



Question 2

A population has a mean of 80 and a standard deviation of 7. A sample of 49 observations will be taken. The probability that the sample mean will be larger than 82 is


◦

0.5228


◦

0.9772


◦

0.4772


◦

0.0228

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 allywil32 on Mar 25, 2023

fdsajkl

  • Full Member
  • ***
  • Posts: 160
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 25% of students answer this correctly


allywil32

  • Member
  • Posts: 144
Reply 2 on: Mar 25, 2023
Thanks for the timely response, appreciate it

Alyson.hiatt@yahoo.com

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Cotton Production and Slave Population, 1800–1860 Cotton Production and Slave Population, 1800–1860
By how many times will the population of bacteria have increased after 6 h? By how many times will the population of bacteria have increased after 6 h?
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
A 2.000 g sample of water contains 11.19% H by mass and 88.81% O by mass. What mass of H will ... A 2.000 g sample of water contains 11.19% H by mass and 88.81% O by mass. What mass of H will ...
Distribution Patterns and Population Size Estimates (Bio 30) Distribution Patterns and Population Size Estimates (Bio 30)
Age-Standardized Suicide Rates (per 100 000 Population), Both Sexes, 2016 Age-Standardized Suicide Rates (per 100 000 Population), Both Sexes, 2016
Video: Dissociative Disorders (Part 1)

For a complete list of videos, visit our video library