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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, find the value of each expression:

  1. a. ΣX
  2. b. ΣX2
  3. c. Σ(X +3)
X
6
-2
0
-3
-1

a.

To determine

To Find: The value of X.

Explanation

Given info:

The values of scores X are 6,–2,0,–3, and –1

Calculation:

Software procedure:

Step-by-step procedure to obtain the X using the SPSS software:

  • Go to Variable View> Enter the name of the variable as X.
  • Go to Data View>Enter the values of X.
  • Choose Analyze > Descriptive Statistics> choose Descriptive

b.

To determine

To Find: The value of X2.

c.

To determine

To Find: The value of (X+3).

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