5. The table below shows actual temperatures and predicted temperatures for San Antonio from August 01...

4.2 Ratings (877 Votes)

a Decide which variable should be the independent variable andwhich should be the dependent See Answer

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!

Become a Member

5. The table below shows actual temperatures andpredicted temperatures for San Antonio from August 01 through15th.
https://www.accuweather.com/en/us/san-antonio-tx/78205/august-weather/351198
Day	Temperature
1	100
2	100
3	99
4	98
5	101
6	100
7	101
8	102
9	103
10	103
11	104
12	104
13	104
14	103
15	100

a. Decide which variable should be the independentvariable and which should be the dependent variable.

b. Draw a chart for the data. Make sure to show theequation and the r-squared on the chart.
c. Does it appear from inspection thatthere is a relationship between the variables? Why or why not?

d. Calculate the least-squares line. Put theequation in the form of: ? = a + bx

e. Find the correlation coefficient. Is itsignificant?

f. Does it appear that a line is the best way tofit the data? Why or why not?

g. Are there any outliers in the data? Whichones?

h. Use the least squares line to estimate what willbe be the temperature for August 16, 17 and 18.
16-Aug		17-Aug	18-Aug
i. Do you believe the answers above are reasonable?Why or why not?

j. What is the slope of the least-squares(best-fit) line? Interpret the slope.

Other questions asked by students