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

Author Question: Students of a large university spend an average of $5 a day on lunch. The standard deviation of the ... (Read 140 times)

olsonmanny@gmail.com

  • Full Member
  • ***
  • Posts: 141
on: Mar 25, 2023

Students of a large university spend an average of $5 a day on lunch. The standard deviation of the expenditure is $3. A simple random sample of 36 students is taken.

a.What are the expected value, standard deviation, and shape of the sampling distribution of the sample mean?
b.What is the probability that the sample mean will be at least $4?
c.What is the probability that the sample mean will be at least $5.90?

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 olsonmanny@gmail.com on Mar 25, 2023

knguyen

  • Full Member
  • ***
  • Posts: 139
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 50% of students answer this correctly


olsonmanny@gmail.com

  • Member
  • Posts: 141
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

strudel15

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it. In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
Elementary particles included in the Standard Model Elementary particles included in the Standard Model
ROM exercises on a patient’s wrist: radial deviation. ROM exercises on a patient’s wrist: radial deviation.
standard reduction potential (Eo), the greater the tendency of the oxidized form of a redox couple standard reduction potential (Eo), the greater the tendency of the oxidized form of a redox couple
Students pointing at a computer screen Students pointing at a computer screen
The Scale of the Very Small and Very Large: Powers of 10 The Scale of the Very Small and Very Large: Powers of 10
Video: Allergic Rhinitis

For a complete list of videos, visit our video library