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

Author Question: There are 8,000 students at the University of Tennessee at Chattanooga. The average age of all the ... (Read 99 times)

Deast7027

  • Hero Member
  • *****
  • Posts: 538
on: Jun 24, 2018
There are 8,000 students at the University of Tennessee at Chattanooga. The average age of all the students is 24 years with a standard deviation of 9 years. A random sample of 36 students is selected.
 a. Determine the standard error of the mean.
  b. What is the probability that the sample mean will be larger than 19.5?
  c. What is the probability that the sample mean will be between 25.5 and 27 years?

Question 2

Larger values of the standard deviation result in a normal curve that is _____.
 a. shifted to the right
  b. shifted to the left
  c. narrower and more peaked
  d. wider and flatter


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zacnyjessica

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jun 24, 2018
Answer to Question 1

a. 1.5
b. 0.9986
c. 0.1359

Answer to Question 2

d


Deast7027

  • Member
  • Posts: 538
Reply 2 on: Jun 24, 2018
:D TYSM

strudel15

  • Member
  • Posts: 324
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

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.

Change in Emotional States During Adolescence Average emotional state becomes teadilyi more negativ Change in Emotional States During Adolescence Average emotional state becomes teadilyi more negativ
Examples of Impacts Associated with Different Amounts of Global Average Temperat Examples of Impacts Associated with Different Amounts of Global Average Temperat
Robert K. Merton (1910–2003), who spent most of his academic career at Columbia University, was a ... Robert K. Merton (1910–2003), who spent most of his academic career at Columbia University, was a ...
Average Pulse Rates by Age Average Pulse Rates by Age
Average Hourly Earnings of U.S. Workers in Current and Constant Dollars Average Hourly Earnings of U.S. Workers in Current and Constant Dollars
Average Years of Schooling versus GDP per Capita Average Years of Schooling versus GDP per Capita
Video: Wound Cultures

For a complete list of videos, visit our video library