6. Consider four observations , 'i = 1,2,3,4, with mean of 6, median of 4 and...
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.
Find the mean, median, mode, population standard deviation and variance of the given data: Items 3 5 6 9 10 12 15 Frequency 1 4 2 12 5 4 2 Mean=9.03 Median= 9 Mode 9 Population standard= 4 Variance= 16 Mean=9,03 Median= 9 Mode- 9 Population standard deviation=5 Variance= 25 Mean=9.03 Median= 9 Mode= 9 Population standard deviation= 6 Variance= 36 Mean=9.03 Median= 9 Mode= 9 Population standard deviation=2.8 Variance= 7.7
(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.
Find the mean, median, and mode for the given distribution. 6,4,3, 9, 11, 6, 6, 4, 9, 11, 6, 3, 13, 9, 6, 6, 3, 4, 9, 6 O A. Mean = 6.70, median = 6, mode = 6 OB. Mean=6.70, median = 9, mode = 6 O C. Mean = 6.70, median = 6, mode = 13 O D. Mean = 7.20, median=6, mode = 13
Which is more affected by extreme observations, the mean or median? And how about the standard deviation or IQR? mean, standard deviation mean, IQR median, standard deviation median, IQR
Find the mean, mode, median, variance, Standard Deviation, and range of the following data: 1 4 2 2 5 1 3 6 3 4 7 4 5 8 1
Year Annual Return Year Annual Return 9% 8% 12 14 10 4 4 12 Mean The mean, also known as the arithmetic mean, tells the The mean adds up all the observations and divides by the number of observations, as shown in the following formula value a variable is expected to take rt The mean (or average) return for this stock over the past 12 years is mean, while μ represents a or notational purposes, x-bar represents a However, they...
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,...
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?