Statistics Examples

$μ = 7$ , $σ = 1.69$ , $x < 7.3$

Step 1

The z-score converts a non-standard distribution to a standard distribution in order to find the probability of an event.

$\frac{x - μ}{σ}$

Step 2

Find the z-score.

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Fill in the known values.

$\frac{7.3 - (7)}{1.69}$

Simplify the expression.

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Simplify the numerator.

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Multiply $- 1$ by $7$ .

$\frac{7.3 - 7}{1.69}$

Subtract $7$ from $7.3$ .

$\frac{0.3}{1.69}$

Divide $0.3$ by $1.69$ .

$0.17751479$

Step 3

Since $0.17751479 > 0.17751479$ , there are no solutions.

No solution

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