Question 2 What does the graph below indicate about the normality of our data? a

Question

Question 2

What does the graph below indicate about the normality of our data?

a. The histogram reveals that the data are more or less normal.

b. The histogram reveals that the data deviate substantially from normal.

c. We cannot infer anything about the normality of our data from this graph.

d. The histogram reveals that the data have multivariate normality.

a. The histogram reveals that the data are more or less normal.

b. The histogram reveals that the data deviate substantially from normal.

c. We cannot infer anything about the normality of our data from this graph.

d. The histogram reveals that the data have multivariate normality.

Explanation / Answer

Ans: (b)

A histogram is a graphical presentation of an estimate for the probablity density of continous random variable or probability mass function for discrete random variable .

The feature of histogram gives us useful information about data such as:

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