if the mean is equal to the median, which of the following is true? course hero

When the mean is greater than the median the distribution is?

B. It is equal to Q2. C. It is a measure of central tendency. D. It is more affected by extreme values than the arithmetic mean. C ) It is more affected by extreme values than the arithmetic mean . The arithmetic mean is more affected by extremes or outliers than median because it takes all the data points. The median considers only the middle ...

Can an individual have a score that is equal to median?

Which of the following distributions has a mean equal to its median? a. Poisson b ... 0.5 points QUESTION 24 1. Given that X is a normal variable, which of the following statements is (are) true? a. The variable X +3 is also normally distributed b. The variable X-2 is also normally distributed c. The ... Course Hero member to access this ...

What is the meaning of median in statistics?

Mean equals the mode and the median and Mean divides the distribution into two equal parts 1 / 1 pts Question 3 The total area of a normal probability distribution is dependent on a value of 'z'. between ­3.0 and 3.0. 1.00. approximated by the binomial distribution.

Is it possible for a distribution of scores to have two means?

Which of the following statements about the mean is not true? A. It is more affected by extreme values than the median. B. It is a measure of central tendency. C. It is equal to the median in skewed distributions. D. It is equal to the median in symmetric distributions.

What does it mean if the mean is equal to the median?

symmetricWikipedia says in relationship between mean and median: "If the distribution is symmetric then the mean is equal to the median and the distribution will have zero skewness. If, in addition, the distribution is unimodal, then the mean = median = mode.Nov 22, 2014

Which of the following is true for a symmetrical distribution group of answer choices?

Which one of the following is true for a symmetrical distribution? The mean, median and mode all have the same value.

Which of the following statement about the median is not true?

Median is the middle most value of a given series that represents the whole class of the series.So since it is a positional average, it is calculated by observation of a series and not through the extreme values of the series which. Therefore, median is not affected by the extreme values of a series.

How do you find the mean equal to the median?

Find the average of those two numbers. When you have a set of consecutive numbers (integers, evens, odds, multiples), the mean is equal to the median. To locate the median, find the average of the endpoints.

Are the mean median and mode the same in a symmetric distribution?

In a perfectly symmetrical distribution, the mean and the median are the same. This example has one mode (unimodal), and the mode is the same as the mean and median.

Which relationship is true in a symmetrical distribution?

When data is normally distributed, the mean, median and mode will all be the same: mean = median = mode.

Which statements are true about the median?

The median is always greatly impacted by outliers. The median is the number in the middle of an ordered set of values. The median must be calculated by finding the mean of the two middle points when there is an even number of data points.Apr 23, 2018

Which of the following is not equivalent to the median?

Here, lower quartile is not equal to the median.

Which of the following is are true about median?

The answer is D. The statement "For an even number of observations, the median is the mean of the two middle numbers" is correct as in case...

When mean and median are equal it is normally distributed?

The normal distribution is a symmetrical, bell-shaped distribution in which the mean, median and mode are all equal. It is a central component of inferential statistics. The standard normal distribution is a normal distribution represented in z scores.Apr 12, 2021

What is mean in mean median mode?

The arithmetic mean is found by adding the numbers and dividing the sum by the number of numbers in the list. This is what is most often meant by an average. The median is the middle value in a list ordered from smallest to largest. The mode is the most frequently occurring value on the list.

Is mean and median same?

The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set. The median is the middle value when a data set is ordered from least to greatest.

What is a research study?

A researcher conducts a research study to examine how a new treatment for anxiety compares in efficacy to a standard therapy. This researcher assigns clinically anxious participants to either a new treatment or standard treatment for six months, and then observes anxiety levels following. The researcher finds that the new treatment group has an ...

What is biased statistic?

A biased statistic occurs when the average value of a statistic either underestimates or overestimates the corresponding population parameter. A biased statistic occurs when the average value of a statistic either underestimates or overestimates the corresponding population parameter. A researcher conducts a research study to examine how ...

What is a social scientist interested in?

A social scientist is interested in studying if happiness (very happy, somewhat happy, a little happy, or not happy) is associated with their sibling status (only child, one sibling, two siblings, more than 2 siblings).

What is QFT G?

QFT-G is one of such tests for tuberculosis. Suppose that for the population of adults that is taking the test, 5% have tuberculosis. The test correctly identifies 74.6% of the time adults with a tuberculosis and correctly identifies those without tuberculosis 76.53% of the time.