Called standard normal distribution

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1. If a normal random variable has a mean = _____ and a standard deviation = _____, it is called a standard normal distribution.

a. 1;0

b. 1;1

c. 0;0

d. 0;1

2. The _____ distribution models the time between randomly occurring events.

a. normal

b. Poisson

c. exponential

d. binomial

3. The component of statistical methodology that includes the collection, organization, and summarization of data is called:

a. descriptive statistics.

b. probability distribution.

c. statistical inference.

d. predictive statistics.

4. _____ is the process of drawing conclusions about unknown characteristics of a population from which data are taken.

a. Descriptive statistics

b. Regression analysis

c. Statistical inference

d. Correlation analysis

Reference no: EM132127401

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