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Essentials of Statistics for the B...

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

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Chapter
Section
BuyFindarrow_forward

Essentials of Statistics for the B...

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

Calculate each value requested for the following scores: 4, 3, 7, 1.

a. ΣX

b. ΣX2

c.X)2

d. ΣX–1

e. Σ(X–1)

f. Σ(X–1)2

(a)

To determine

To Find: The value of ΣX.

Explanation

Given info:

The given scores are 4, 3, 7, and 1.

Calculation:

The value of ΣX is,

ΣX

(b)

To determine

To Find: The value of ΣX2.

(c)

To determine

To Find: The value of (ΣX)2.

(d)

To determine

To Find: The value of ΣX1.

(e)

To determine

To Find: The value of Σ(X1).

(f)

To determine

To Find: The value of Σ(X1)2.

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