Posted by **MJ** on Monday, March 12, 2012 at 5:15pm.

The distribution of scores on a test is mound-shaped and symmetric with a mean score of 78. If 68% of the scores fall between 72 and 84, which of the following is most likely to be the standard deviation of the distribution? 3, 1, 4, 6?

## Answer this Question

## Related Questions

- statistics - the distribution of scores on a test is mound shaped and dsymmetric...
- statistics - 2. Why is it important to know the mean and standard deviation for ...
- statistics - 4. Suppose you administered an anxiety test to a large sample of ...
- statistics - The statement 'The median of a distribution is approximately equal ...
- statistics - a mean score on a standardized test is 50 with a standard deviation...
- Statistics - Given that a population of scores is normally distriibuted with u=...
- Statistics - Suppose that a set of test scores from a class you teach is ...
- Statistics - The next three questions refer to the following situation. Data ...
- Statistics - 1. Which of the following statements are correct? a. A normal ...
- math - Statistics: Analyze student exam scores Students were given an exam with ...