1. ABC FURNITURE collects sample data on the number of sofas sold per day: 9, 8...
2. SHINY SHOES collects sample data on the number of shoes it sells per day: 10, 9, 12, 7 a) Calculate the mean, median and mode b) Calculate the range, standard deviation and coefficient of variation
3. LUXURY CARS collects sample data regarding the number of cars rented per day: 10, 6, 20 a) Calculate the mean, median and mode b) Calculate the range, standard deviation and coefficient of variation
10, 3. LUXURY CARS collects sample data regarding the number of cars rented per day: 6, 20 a) Calculate the mean, median and mode b) Calculate the range, standard deviation and coefficient of variation c) Calculate Pearson's coefficient of skewness d) Calculate Q.
The following set of data is from a sample of n=6. 8 2 7 8 10 11 a. Compute the mean, median, and mode. b. Compute the range, variance, standard deviation, and coefficient of variation. c. Compute the Z scores. Are there any outliers? d. Describe the shape of the data set.
A bank collects data on the number of loan applications filled incorrectly each day to construct a np-chart. Data from the previous 10 days indicate the following number of loan applications filled incorrectly per day in a sample size of 25 per day. Day Incorrect loan applications/day 1 5 2 7 3 6 4 5 5 8 6 4 7 4 8 5 9 5 10 6 Question 1. Calculate the average number of incorrect loan applications per sample and...
The following is a set of data from a sample of n=5. 8 -4 -8 8 2 Please use a statistical application (data Analysis Toolpak for Windows, StatPlus for Mac Excel, or StatCrunch) to compute the descriptive statistics in a and b. (If you don't know what I'm talking about, go to Module 1 Content - Read/View - Tutorials) a. Compute the mean, median, and mode. b. Compute the range, sample variance, and sample standard deviation c. Compute the coefficient...
(2) Consider the sample: 9, 6. 7, 9, 10, 8 a) Find: the mean, the median, the mode b) Find: the range, the quartiles Q1, Q3, the variance, the standard deviation c) Draw a box-plot for the given data set.
Consider the sample: 9, 6, 7, 9, 10, 8 a) Find : the mean, the median, the mode b) Find : the range, the quartiles Q1, Q3, the variance, the standard deviation. c) Draw a box-plot for the given data set.
Data Set: 6, 1, 4, 2, 3, 4, 6, 8, 9 a. Calculate the mean, median, mode, range, variance and standard deviation (using either formula). b. Compare the two groups in terms of central tendency and variability. What conclusions can you draw from the data in regards to average number of time a student posted, variability of postings, etc?
Calculate the mean, median, mode, range and standard deviation of the data: -5, -3, -3, 4,9 a) mean 1.8, median-3, mode 3, range 14, standard deviation 5.7 b) mean 0.4, median 4, mode--5, range 15, standard deviation 5.9 c) mean-1.8, median--5, mode--3, range 13, standard deviation 5.7 d) mean 0.4, median-3, mode3, range 14, standard deviation 5.9 e) None of the above Question 9 Calculate the mean, median, mode, range and standard deviation of the data: -120, -45, -45, 14,...