A Sample of 20 Cans of Tomato Juice Showed a Standard

question 54

Multiple Choice

A sample of 20 cans of tomato juice showed a standard deviation of .4 ounces. A 95% confidence interval estimate of the variance for the population is

• A) .2313 to .8533.
• B) .2224 to .7924.
• C) .3042 to .5843.
• D) .0925 to .3413.

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Definitions:

Independent

Not influenced or controlled by others; in statistics, refers to variables that are not affected by other variables in the analysis.

Blood Types

Categories of blood based on the presence or absence of antibodies and inherited antigenic substances on the surface of red blood cells.

Group

A number of individuals assembled together or having some unifying relationship.

Independent

A term in statistics indicating that two variables have no association or influence on each other.