This topic contains a solution. Click here to go to the answer

Author Question: Solve the problem. Round your answers to the nearest whole percent.The scatter diagram shows the ... (Read 86 times)

serike

  • Hero Member
  • *****
  • Posts: 542

Question 1

Solve the problem. Round your answers to the nearest whole percent.



The scatter diagram shows the data for the prices of a stock (y) and U.S. employment (x).  The correlation coefficient r is 0.8.  Determine how much of the variation in the stock price can be accounted for by the best-fit line.
◦ 64%
◦ 20%
◦ 80%
◦ 36%

Question 2

Solve the problem. Round your answers to the nearest whole percent.



The scatter diagram shows the data for the number of cars waiting by a school (y) and the amount of time after the end of classes (x).  The correlation coefficient r is -0.55.   Determine how much of the variation in the  number of waiting cars can be accounted for by the best-fit line.
◦ 30%
◦ 45%
◦ 70%
◦ 20%


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by serike on Jan 18, 2020

irishcancer18

  • Sr. Member
  • ****
  • Posts: 310
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




serike

  • Member
  • Posts: 542
Reply 2 on: Jan 18, 2020
Wow, this really help


peter

  • Member
  • Posts: 330
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

For a complete list of videos, visit our video library