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

Author Question: The standard deviation of a sample of 100 observations is 64 . The variance of the sample is which ... (Read 164 times)

ashley

  • Hero Member
  • *****
  • Posts: 584
on: Jun 24, 2018
The standard deviation of a sample of 100 observations is 64 . The variance of the sample is which of the following?
 a. 8
  b. 10
  c. 6,400
  d. 4,096

Question 2

The following random sample from a population whose values were normally distributed was collected. 10 12 18 16 The 80 confidence interval for  is
 a. 12.054 to 15.946.
   b. 10.108 to 17.892.
   c. 10.321 to 17.679.
   d. 11.009 to 16.991.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cadimas

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

d


ashley

  • Member
  • Posts: 584
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

Animal_Goddess

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

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

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Sample of an informed consent to perform an operation, sedation, anesthesia, and other medical servi Sample of an informed consent to perform an operation, sedation, anesthesia, and other medical servi
Standard Alcoholic Drink Sizes Standard Alcoholic Drink Sizes
Sample Advance Directive Cont. Sample Advance Directive Cont.
a) Thumb pressure with radial deviation b) Alternating stroke using ulnar deviation a) Thumb pressure with radial deviation b) Alternating stroke using ulnar deviation
Assume z is a standard normal random variable. What is the value of z if the area to the right ... Assume z is a standard normal random variable. What is the value of z if the area to the right ...
The distribution of the number of hours that a random sample of people spend doing chores per ... The distribution of the number of hours that a random sample of people spend doing chores per ...
Video: Inflammation and Fever

For a complete list of videos, visit our video library