# Question

Briefly describe how the three quartiles are calculated for a data set. Illustrate by calculating the three quartiles for two examples, the first with an odd number of observations and the second with an even number of observations.

## Answer to relevant Questions

Explain how the interquartile range is calculated. Give one example. The following data give the speeds of 13 cars (in mph) measured by radar, traveling on I-84. a. Find the values of the three quartiles and the interquartile range. b. Calculate the (approximate) value of the 35th ...Prepare a box-and-whisker plot for the following data: Does this data set contain any outliers? The ages of cars owned by all people living in a city have a bell-shaped distribution with a mean of 7.3 years and a standard deviation of 2.2 years. a. Using the empirical rule, find the percentage of cars in this city that ...Given that A and B are two mutually exclusive events, find P(A or B) for the following. a. P(A) = .38 and P(B) = .59 b. P(A) = .15 and P(B) = .23Post your question

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