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Measures of central tendency...

Measures of central tendency

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The scores of 15 students in an examination were recorded as 10,5,8,16,18,20,8,10,16,20,18,11,16,14 and 12, After calculating the mean, median and mode an error is found. One of the values is wrongly written as 16 instead of 18. Which of the following measures of central tendency will change? a) Mean and median (b) median and mode (c) mode only (d) median and mode

A person does statistical analyses for an automobile racing team. Here are the fuel consumptionfigures in miles per gallon for the team's cars in recent races 4.77, 616.1, 5.05, 5.99, 4.91, 5.27, 6.01, 5.75, 4.89, 6.05, 5.22, 6.02, 5.24, 6.11, 5.02 (a) Calculate the median fuel consumption, (b) Calculate the mean fuel consumption, (c) Groupthe data into five equally sized classes. What is the fuel consumption value of the modal class? (a)Which of the three measures of central tendency is best for the person to use when he orders fuel? Explain.

Which of the following is a measure of central tendency

Which of the following is not a measure of central tendency

Which of the following is not a measure of central tendency

Show with example (i) when mean is an approximate measure of central tendency (ii) The mean is not an approximate measure of central tendency but the median is an approximate measure of central tendency.

Give one example of a situation in which The mean is not an appropriate measure of central tendency but the median is an appropriate measure of central tendency