Business statistics chapter 3 describing data numeric measures
What would you report as the model value for a set of observations if there were a total of A. 10 observations and no two values were the same B. 6 observations and they were all the same C. 6 observations and the values were 1,2,3,3,4 and 4
A. Has no mode B. The same value as the mode C. Is bimodal and the values are 3,4
There are 0 salespeople employed by Midtown ford. The number of new cars sold last month by the respective salespeople were 15,23,4,19,18,10,10,8,28,19 Compute the arithmetic mean
Arithmetic mean 15.4 The mean is total divided by the number of values. Add the values and divide by 10 15.4 founded by 154/10 Part 2 Indicate weather it is a statistic or a parameter This is a population PARAMETER because it includes all the salespersons at midtown Ford
The following is the number of oil changes for the last 7 days at the jiffy lube location at the corner of elm street and Pennsylvania Avenue 41, 15, 39, 54, 31, 15, 33 Determine the mean, median, and mode
Mean is 32.57 228/7 Median is 33 Mode 15
Compute the mean of the following population values 6,3,5,7,6
Mean is 5.4 Sum of all values divided by the number of values 27/5 5.4
Compute the mean of the following sample values 5,9,4,10
Mean is 7 28/4=7