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

Author Question: A random sample of 36 students at a community college showed an average age of 25 years. Assume the ... (Read 155 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
on: Jun 24, 2018
A random sample of 36 students at a community college showed an average age of 25 years. Assume the ages of all students at the college are normally distributed with a standard deviation of 1.8 years. The 98 confidence interval for the average age of all students at this college is _____.
 a. 24.301 to 25.699
  b. 24.385 to 25.615
  c. 23.200 to 26.800
  d. 23.236 to 26.764

Question 2

Excel's EXPON.DIST function can be used to compute _____.
 a. exponents
  b. exponential probabilities only
  c. cumulative exponential probabilities only
  d. both exponential and cumulative exponential probabilities


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

macmac

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jun 24, 2018
Answer to Question 1

a

Answer to Question 2

d


genevieve1028

  • Member
  • Posts: 601
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater
During their elderly years, men and women continue to exhibit aspects of the gender roles that they ... During their elderly years, men and women continue to exhibit aspects of the gender roles that they ...
Top Prescriptions for Children Under 17 Years of Age (2002–2010) Top Prescriptions for Children Under 17 Years of Age (2002–2010)
Stepwise approach for managing asthma in adults and patients 12 years and older. Stepwise approach for managing asthma in adults and patients 12 years and older.
A Tough Economy ...for students A Tough Economy ...for students
Average Distribution of Incoming Solar Radiation Average Distribution of Incoming Solar Radiation
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library