Measures of Cen...

The ______________ is that value obtained by summing all elements in a set and dividing by the number of elements.

--- is the half distance between the third and first quartiles

X > M > Z shows relationship

Approximately what percentage of scores falls within one standard deviation of the mean in a normal distribution?

The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine?

What is the mean of this set of numbers: 4, 6, 7, 9, and 2000000?

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

The ______________ of a sample is the middle value when the data are arranged in ascending or descending rank order.

Measures of central tendency are

A measure of central tendency, given as the value above which half of the values fall and below which half of the values fall is called the ______________.

If the mean of five observations x, x + 2, x + 4, x + 6, x + 8 is 11. Find the mean of 1st three observations

The median of an ordered set of data is the value that represents

The ______________ should be used as a measure of location if the distribution is asymmetric and the variable is measured on an ordinal scale.

When the distribution is of open end classes which average may appropriate

According to the text, which of the following represents the highest peak of the distribution?

What is the median of the following set of scores? 19, 5, 12, 10, 14?

Suppose a researcher is concerned with a nominal scale that identifies users versus nonusers of bank credit cards. The measure of central tendency appropriate to this scale is the

A batsman scores the following number of runs in 6 innings: 36, 35, 50, 46, 60, and 55. Calculate the mean runs scored in an inning.

The mean of 40 observations was 160. It was detected on re-checking that the value 165 was wrongly copied as 125 for computation of mean. Find the correct mean.

The mean of 11 numbers is 7. One of the numbers, 13, is deleted. What is the mean of the remaining 10 numbers?

If the distribution is asymmetric, which measure of location is most appropriate if the data is in a nominal scale? If it is in an ordinal scale? If it is in an interval or ratio scale?

Which measure of central tendency takes into account the magnitude of scores?

If the distribution is asymmetric and the variable is measured on a nominal scale, the ______________ should be used as a measure of location.

A distribution is skewed if Mean , Median , Mode are

Find the median