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1. The table below provides the chirping frequency for striped ground cricket and corresponding temperature. 

Chirps / second

Temperature in degrees F

20.0

88.6

16.0

71.6

19.8

93.3

18.4

84.3

17.1

80.6

15.5

75.2

14.7

69.7

17.1

82.0

15.4

69.4

16.2

83.3

15.0

79.6

17.2

82.6

16.0

80.6

17.0

83.5

14.4

76.3

a. Produce a scatter plot for data. Let chirps/second be your x values (independent) and temperature in degrees Fahrenheit be your y values (dependent). Label appropriately and turn in hard copy with your work.

Note: You might want to review for directions on how to produce the scatter plot.  

b. Based on the scatter plot, what kind of correlation, if any, do you observe? Discuss.  

c. What is value of correlation coefficient between these two variables?

r = _________________________ 

d. Interpret the value of correlation coefficient. Discuss.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M916817

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