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

Author Question: A sample of students who have taken a calculus test has a mean score of 78.2, a mode of 67, and a ... (Read 97 times)

moongchi

  • Hero Member
  • *****
  • Posts: 516
on: Jul 24, 2018
A sample of students who have taken a calculus test has a mean score of 78.2, a mode of 67, and a median score of 67 . Based on this information, the distribution of test scores is:
 a. symmetric
  b. right skewed
  c. left skewed
  d. bimodal
  e. none of these

Question 2

The Student's t-distribution is distributed symmetrically about its mean, and approaches the standard normal distribution as the number of degrees of freedom increases.
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jaymee143

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

T


moongchi

  • Member
  • Posts: 516
Reply 2 on: Jul 24, 2018
Excellent

xthemafja

  • Member
  • Posts: 348
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

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

The WISC-IV: Sample Items The WISC-IV: Sample Items
Sample Medicare identification card. Sample Medicare identification card.
To test the normally open contacts, connect one meter lead to terminal 30 and the other lead to ... To test the normally open contacts, connect one meter lead to terminal 30 and the other lead to ...
The Mantoux tuberculin skin test. Positive reaction. The Mantoux tuberculin skin test. Positive reaction.
Taste Test Taste Test
Integral Calculus-Volume using Disk method Integral Calculus-Volume using Disk method
Video: Origin of organelles Animation

For a complete list of videos, visit our video library