Question: (a) For each data set, find the median, midrange, and geometric mean. (b) Are they reason- able measures of central tendency? Explain. a. Exam scores

(a) For each data set, find the median, midrange, and geometric mean. (b) Are they reason- able measures of central tendency? Explain.
a. Exam scores (9 students)
42, 55, 65, 67, 68, 75, 76, 78, 94
b. GPAs (8 students)
2.25, 2.55, 2.95, 3.02, 3.04, 3.37, 3.51, 3.66
c. Class absences (12 students)
0, 0, 0, 0, 0, 1, 2, 3, 3, 5, 5, 15

Step by Step Solution

★★★★★

3.42 Rating (161 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a Median 68 Midrange 68 Geometric Mean 6737 b Median 303 ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

485-M-S-S-I (1722).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

The three measures of central tendency covered in this chapter are ____, ____, and ____.

For each data set given in 10a and b, draw a scatter plot and find the correlation coefficient, r. State what this value of r implies about the data. a. {(0.3, 0.9), (0.4, 0.6), (0.6, 0.4), (1, 0.3),...

For each data set given in 9a-c, draw a scatter plot and find the correlation coefficient, r. State what this value of r implies about the data, and note any surprising results you find. a. {(0.5,...

Possible Multiple Choice Questions for the Exam. Focus on the topics discussed in class. Chapter 1 Multiple Choice Identify the choice that best completes the statement or answers the question. ____...

solving a word problem and please do organize a answer 0 Question 10 v B 0/1 pt '0 3 8 99 CD Details The table below shows a stem-and-leaf diagram for the test scores of students in Liberal Arts...

BBM 211: BUSINESS STATISTICS QUESTION SEVEN a) Distinguish between descriptive Statistics and inferential Statistics (4 marks) b) What do you understand .by 'Central Tendency"? Under what conditions...

question 1 For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement fo the variable: nominal,...

QUESTION ONE: (25 marks) a) Differentiate between Descriptive statistics and inferential statistics. (2 marks) b) a) Briefly state any five limitations of statistics in decision making. (5marks) c)...

Chapter 3 Worksheet - All responses submitted using link in Module 3. You may type your responses or handwrite. Submit the work as a Word, PDF or link to a Google Doc. Measures of Central Tendency of...

1. A(n) ______ is a property of people or objects that can take two or more values. A. unit of analysis B. variable C. level of measurement D. theory 2. The variable the researcher wants to explain...

Analyze the data in Exercise 9.4 using a moving average control chart with w = 5. Compare the results obtained with the cumulative sum control chart in Exercise 9.4. w = 5, 0 = 8.02, = 0.05, CL =...

Why do some low-wage countries, such as China, pose a threat to manufacturers in industrial countries, such as the United States, whereas other low-wage countries, such as Haiti, do not?

In each situation, what are the main financial planning issues that need to be addressed?

A patient developed an anti-Jka antibody 5 years ago. The antibody screen is currently negative. To obtain suitable blood for transfusion, which procedures apply? a. Type the patient for the Jka...

Suppose that you are given a decision situation with three possible states of nature: s1, s2, and s3. The prior probabilities are P(s1) = 0.2, P(s2) = 0.5, and P(s3) = 0.3. With sample information I,...

To save on expenses, Rona and Jerry agreed to form a carpool for traveling to and from work. Rona preferred to use the somewhat longer but more consistent Queen City Avenue. Although Jerry preferred...

please reply if you can answer all the questions. 1. What is the present value of a 15-year annuity that pays $50 per year, assuming 12% annual interest rate ? _________ 2. Assume you currently have...

Complete a simple regression analysis using mileage to predict selling price. Simple regression: 1. Describe dataset 1. Cross sectional ortimeseries 2. Types of variables 3. Dene explanatory and...

3. A professor wants to research about correlation between their students' performance and time spent on watching web-series. The professor asked 7 students about how many hours per week they spent...