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Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

Solutions

Chapter
Section
BuyFindarrow_forward

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

For the following set of scores:

8 6 7 5 4 10 8 9 5 7 2 9
9 10 7 8 8 7 4 6 3 8 9 6
  1. a. Construct a frequency distribution table.
  2. b. Sketch a histogram showing the distribution.
  3. c. Describe the distribution using the following characteristics:
  4. (1) What is the shape of the distribution?
  5. (2) What score best identifies the center (average) for the distribution?
  6. (3) Are the scores clustered together, or are they spread out across the scale?

a.

To determine
The frequency distribution table to organize the scores.

Explanation

Given info:

The set of n=24 scores are given as:

Scores
8 6
7 5
4 10
8 9
5 7
2 9
9 10
7 8
8 7
4 6
3 8
9 6

Calculation:

Software procedure:

Step-by-step procedure to obtain the frequency distribution table using the SPSS software:

  • Enter the data under Scores column.
  • Go to Analyze > select Descriptive statistics > click on Frequencies

b.

To determine

To Construct: A frequency distribution histogram for the given data.

c.

To determine

To Describe: The shape of the distribution.

To Identify: The centre for the distribution.

To Determine: The scores clustered together or not.

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