Question

In: Statistics and Probability

Data from three samples are shown below: A:        17        22        20        18     &n

Data from three samples are shown below:

A:        17        22        20        18        23

B:        30        28        35        40        25

C:        44        39        54        21        52

  1. Which sample has the largest relative dispersion? Justify your answer with relevant calculations.

b. For each of the three samples listed, calculate the interquartile range (IQR). Which sample has the largest IQR?                    

Solutions

Expert Solution

orchestra answered 1 year ago
Next > < Previous

Related Solutions

17, 18, 18, 18, 19, 20, 20, 20, 20, 21, 21, 21, 21, 22, 22, 22,...
17, 18, 18, 18, 19, 20, 20, 20, 20, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 23,23, 24,24,24,24,24,24,24,24,25,26,26,26,26,26,26,27,27,27,27,27,28,28,29,31,31,32,32,34,35,38 use the data to do the following: 1. sample mean 2. median 3. mode 4. standard deviation
17-14: The following sample data have been collected from independent samples from independent samples from two...
17-14: The following sample data have been collected from independent samples from independent samples from two populations. The claim is that the first population median will be larger than the median of the second population.             Sample 1                    Sample 2             4.4       2.6                   3.7       4.2             2.7       2.4                   3.5       5.2             1.0       2.0                   4.0       4.4             3.5       2.8                   4.9       4.3             2.8                               3.1 State the appropriate null and alternative hypotheses. Using the Mann-Whitney U-test, based on the sample data, what...
Given the data below what is the 90% confidence interval of the mean, 22, 23,19. 17,...
Given the data below what is the 90% confidence interval of the mean, 22, 23,19. 17, 29, 25
For the stress data given below with the nearest error of 1: 27-17-11-24-36-13-29-22-18 23-30-12-46-17-32-48-11-18 18-32-26-24-38-24-15-13-13 18-21-27-20-16-15-37-19-19...
For the stress data given below with the nearest error of 1: 27-17-11-24-36-13-29-22-18 23-30-12-46-17-32-48-11-18 18-32-26-24-38-24-15-13-13 18-21-27-20-16-15-37-19-19 a) Construct a frequency distribution table. b) Construct the three types of statistical graphs. c) Determine the (1) Mean, (2) Median, (3) Mode, (4) Range, Variance, and (6) Standard Deviation.
Calculate the five-number summary of the given data. 11 7 2 17 18 2 13 22...
Calculate the five-number summary of the given data. 11 7 2 17 18 2 13 22 16 1 20 21 20 23 24
Data set for ages of students in stats class: 17, 18, 18, 18, 18, 18, 18,...
Data set for ages of students in stats class: 17, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19,19, 20, 20, 20, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 23, 23, 23, 23, 24, 25, 25, 25, 26, 26, 27, 28, 28, 28, 28, 29, 29, 32, 36, 42 1) Find the standard deviation of the ages and use it to calculate a 95% confidence interval for the true mean age (be...
Data set for ages of students in stats class: 17, 18, 18, 18, 18, 18, 18,...
Data set for ages of students in stats class: 17, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19,19, 20, 20, 20, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 23, 23, 23, 23, 24, 25, 25, 25, 26, 26, 27, 28, 28, 28, 28, 29, 29, 32, 36, 42 1) Suppose we are trying to use this sample to infer something about the ages of all PSU students. Explain why this is...
Use the following data to answer the questions listed below: 17                    13 18           &nb
Use the following data to answer the questions listed below: 17                    13 18                    16 20                    24 15                    19 19                    12 10                    16 26                    27 13                    23 17                    15 24                    20 14                    21 26                    22 Using excel, compute the mean, median, range, and standard deviation of this sample. Create a table organized into bins starting with 10 and going up by 4 (10-13, 14-17, 18-21, etc.) Create a histogram that shows the distributions from part b. Describe the distribution shown on...
Group 1: Control - 20, 14, 18, 16, 17, 17 Group 2: Psychodynamic - 20, 9,...
Group 1: Control - 20, 14, 18, 16, 17, 17 Group 2: Psychodynamic - 20, 9, 10, 15, 15, 15 Group 3: Rational-Emotive - 18, 7, 15, 9, 11, 12 Group 4: Behavior Modification - 15, 5, 6, 13, 12, 9 Use Tukey's HSD to compare the individual means. What is q critical (from Table L)? (1 point) What is MS within (a.k.a. MS error in some output)? (1 point) What is n? (1 point) Compute HSD. (1 point) Are...
A 20 year loan is repaid by a decreasing annuity of 20, 19, 18, 17, ....,...
A 20 year loan is repaid by a decreasing annuity of 20, 19, 18, 17, ...., 3, 2, 1, and payments are made at the end of each year. The annual effectuve interest rate is 7%. Determine the row of an amortization table associated with the 11th payment.
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT