Solution Found!
Solution: In Exercises 2932, find the mean of the data summarized in the given frequency
Chapter 3, Problem 31(choose chapter or problem)
In Exercises 2932, find the mean of the data summarized in the given frequency distribution. Also, compare the computed means to the actual means obtained by using the original list of data values, which are as follows: (Exercise 29) 35.9 years (Exercise 30) 44.1 years (Exercise 31) 84.4 (Exercise 32) 15.0 years.Verbal IQ Score of Subject Exposed to Lead Frequency5059 46069 107079 258089 439099 26100109 8110119 3120129 2
Questions & Answers
QUESTION:
In Exercises 2932, find the mean of the data summarized in the given frequency distribution. Also, compare the computed means to the actual means obtained by using the original list of data values, which are as follows: (Exercise 29) 35.9 years (Exercise 30) 44.1 years (Exercise 31) 84.4 (Exercise 32) 15.0 years.Verbal IQ Score of Subject Exposed to Lead Frequency5059 46069 107079 258089 439099 26100109 8110119 3120129 2
ANSWER:Problem 31
In Exercises 29-32, find the mean of the data summarized in the given frequency distribution. Also, compare the computed means to the actual means obtained by using the original list of data values, which are as follows: (Exercise 29) 35.9 years? (Exercise 30) 44.1 years? (Exercise 31) 84.4? (Exercise 32) 15.0 years.
Step by Step Solution
Step 1 of 2
The Mean from frequency distribution can be calculated using the formulae,