All of the following are true about a probability density function, f(x), except ________.
A) f(x) 0 for all values of x
B) the total area under the function above the x-axis is 1.0
C) the probability distribution will approach the shape of a smooth curve
D) the probability will assume a value greater than or equal to a specified value, x
Question 2
When using a 95 percent confidence interval for a mean, the area in the upper tail of the distribution that is outside the interval is 5 percent.
Indicate whether the statement is true or false
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