For what type of data makes sense to compute the mode?

Which of the following is not a characteristic of the mode?

Consider the speed of a car measured in km/h (K) and the same speed measured in miles per hour (M), with .

If the variance of the car's speed when measured in km/h is 12.1, what is the variance when the car's speed is measured in miles per hour? Present your result with two decimal values. 

Consider the summary statistics table presented below:

What is the variance of the variable Temp? Present your result with one decimal value. 

Consider the box plots for the distribution of variables A, B an C below

Which of the following best describes the shape of the distribution of each of these variables?

Compute the mean absolute deviation of the number of cigarettes smoked per day, considering the following data set: [ 2 , 6 , 8 , 3 , 7 ]

Consider the frequency table for the variable monthly income (in hundreds of dollars) for a sample of 400 individuals,

In this sample, for 25% of the individuals monthly income is at most 15 hundreds of dollars and for 75% of the individuals monthly income is at most 30 hundreds of dollars. Choose the correct option below.

In a Positive-skewed distribution what is the usual relation between the three central tendency measures?

Which of the following is not a characteristic of the mean?

Which central tendency measure is the same as the second quartile?