Finite Mathematik Beispiele

$1.25$ , $1.29$ , $1.92$ , $1.43$ , $1.33$ , $1.48$ , $1.62$ , $1.84$ , $1.87$ , $1.99$ , $1.51$ , $1.271$ , $1.72$ , $1.28$ , $1.55$

Schritt 1

Der Mittelwert einer Menge von Zahlen ist die Summe dividiert durch die Anzahl der Terme.

$\overline{x} = \frac{1.25 + 1.29 + 1.92 + 1.43 + 1.33 + 1.48 + 1.62 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2

Vereinfache den Zähler.

Tippen, um mehr Schritte zu sehen ...

Schritt 2.1

Addiere $1.25$ und $1.29$ .

$\overline{x} = \frac{2.54 + 1.92 + 1.43 + 1.33 + 1.48 + 1.62 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.2

Addiere $2.54$ und $1.92$ .

$\overline{x} = \frac{4.46 + 1.43 + 1.33 + 1.48 + 1.62 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.3

Addiere $4.46$ und $1.43$ .

$\overline{x} = \frac{5.89 + 1.33 + 1.48 + 1.62 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.4

Addiere $5.89$ und $1.33$ .

$\overline{x} = \frac{7.22 + 1.48 + 1.62 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.5

Addiere $7.22$ und $1.48$ .

$\overline{x} = \frac{8.7 + 1.62 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.6

Addiere $8.7$ und $1.62$ .

$\overline{x} = \frac{10.32 + 1.84 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.7

Addiere $10.32$ und $1.84$ .

$\overline{x} = \frac{12.16 + 1.87 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.8

Addiere $12.16$ und $1.87$ .

$\overline{x} = \frac{14.03 + 1.99 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.9

Addiere $14.03$ und $1.99$ .

$\overline{x} = \frac{16.02 + 1.51 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.10

Addiere $16.02$ und $1.51$ .

$\overline{x} = \frac{17.53 + 1.271 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.11

Addiere $17.53$ und $1.271$ .

$\overline{x} = \frac{18.801 + 1.72 + 1.28 + 1.55}{15}$

Schritt 2.12

Addiere $18.801$ und $1.72$ .

$\overline{x} = \frac{20.521 + 1.28 + 1.55}{15}$

Schritt 2.13

Addiere $20.521$ und $1.28$ .

$\overline{x} = \frac{21.801 + 1.55}{15}$

Schritt 2.14

Addiere $21.801$ und $1.55$ .

$\overline{x} = \frac{23.351}{15}$

Schritt 3

Dividiere $23.351$ durch $15$ .

$\overline{x} = 1.5567\overline{3}$

Schritt 4

Teile.

$\overline{x} = 1.5567\overline{3}$

Schritt 5

Das Mittel sollte auf eine Dezimalstelle mehr als die ursprünglichen Daten gerundet werden. Wenn die ursprünglichen Daten diesbezüglich inhomogen sind, runde auf eine Dezimalstelle mehr als der Wert mit der geringsten Genauigkeit.

$\overline{x} = 1.557$

Schritt 6

Stelle die Formel für die Varianz auf. Die Varianz einer Menge von Werten is ein Maß für die Streuung ihrer Werte.

$s^{2} = \sum_{i = 1}^{n} \frac{{(x_{i} - x_{a v g})}^{2}}{n - 1}$

Schritt 7

Stelle die Formel für die Varianz dieser Menge von Zahlen auf.

$s = \frac{{(1.25 - 1.557)}^{2} + {(1.29 - 1.557)}^{2} + {(1.92 - 1.557)}^{2} + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8

Vereinfache das Ergebnis.

Tippen, um mehr Schritte zu sehen ...

Schritt 8.1

Vereinfache den Zähler.

Tippen, um mehr Schritte zu sehen ...

Schritt 8.1.1

Subtrahiere $1.557$ von $1.25$ .

$s = \frac{{(- 0.307)}^{2} + {(1.29 - 1.557)}^{2} + {(1.92 - 1.557)}^{2} + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.2

Potenziere $- 0.307$ mit $2$ .

$s = \frac{0.094249 + {(1.29 - 1.557)}^{2} + {(1.92 - 1.557)}^{2} + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.3

Subtrahiere $1.557$ von $1.29$ .

$s = \frac{0.094249 + {(- 0.267)}^{2} + {(1.92 - 1.557)}^{2} + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.4

Potenziere $- 0.267$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + {(1.92 - 1.557)}^{2} + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.5

Subtrahiere $1.557$ von $1.92$ .

$s = \frac{0.094249 + 0.071289 + {0.363}^{2} + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.6

Potenziere $0.363$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + {(1.43 - 1.557)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.7

Subtrahiere $1.557$ von $1.43$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + {(- 0.127)}^{2} + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.8

Potenziere $- 0.127$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + {(1.33 - 1.557)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.9

Subtrahiere $1.557$ von $1.33$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + {(- 0.227)}^{2} + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.10

Potenziere $- 0.227$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + {(1.48 - 1.557)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.11

Subtrahiere $1.557$ von $1.48$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + {(- 0.077)}^{2} + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.12

Potenziere $- 0.077$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + {(1.62 - 1.557)}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.13

Subtrahiere $1.557$ von $1.62$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + {0.063}^{2} + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.14

Potenziere $0.063$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + {(1.84 - 1.557)}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.15

Subtrahiere $1.557$ von $1.84$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + {0.283}^{2} + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.16

Potenziere $0.283$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + {(1.87 - 1.557)}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.17

Subtrahiere $1.557$ von $1.87$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + {0.313}^{2} + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.18

Potenziere $0.313$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + {(1.99 - 1.557)}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.19

Subtrahiere $1.557$ von $1.99$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + {0.433}^{2} + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.20

Potenziere $0.433$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + {(1.51 - 1.557)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.21

Subtrahiere $1.557$ von $1.51$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + {(- 0.047)}^{2} + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.22

Potenziere $- 0.047$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + {(1.271 - 1.557)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.23

Subtrahiere $1.557$ von $1.271$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + {(- 0.286)}^{2} + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.24

Potenziere $- 0.286$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + {(1.72 - 1.557)}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.25

Subtrahiere $1.557$ von $1.72$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + {0.163}^{2} + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.26

Potenziere $0.163$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + {(1.28 - 1.557)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.27

Subtrahiere $1.557$ von $1.28$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + {(- 0.277)}^{2} + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.28

Potenziere $- 0.277$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + {(1.55 - 1.557)}^{2}}{15 - 1}$

Schritt 8.1.29

Subtrahiere $1.557$ von $1.55$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + {(- 0.007)}^{2}}{15 - 1}$

Schritt 8.1.30

Potenziere $- 0.007$ mit $2$ .

$s = \frac{0.094249 + 0.071289 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.31

Addiere $0.094249$ und $0.071289$ .

$s = \frac{0.165538 + 0.131769 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.32

Addiere $0.165538$ und $0.131769$ .

$s = \frac{0.297307 + 0.016129 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.33

Addiere $0.297307$ und $0.016129$ .

$s = \frac{0.313436 + 0.051529 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.34

Addiere $0.313436$ und $0.051529$ .

$s = \frac{0.364965 + 0.005929 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.35

Addiere $0.364965$ und $0.005929$ .

$s = \frac{0.370894 + 0.003969 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.36

Addiere $0.370894$ und $0.003969$ .

$s = \frac{0.374863 + 0.080089 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.37

Addiere $0.374863$ und $0.080089$ .

$s = \frac{0.454952 + 0.097969 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.38

Addiere $0.454952$ und $0.097969$ .

$s = \frac{0.552921 + 0.187489 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.39

Addiere $0.552921$ und $0.187489$ .

$s = \frac{0.74041 + 0.002209 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.40

Addiere $0.74041$ und $0.002209$ .

$s = \frac{0.742619 + 0.081796 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.41

Addiere $0.742619$ und $0.081796$ .

$s = \frac{0.824415 + 0.026569 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.42

Addiere $0.824415$ und $0.026569$ .

$s = \frac{0.850984 + 0.076729 + 0.000049}{15 - 1}$

Schritt 8.1.43

Addiere $0.850984$ und $0.076729$ .

$s = \frac{0.927713 + 0.000049}{15 - 1}$

Schritt 8.1.44

Addiere $0.927713$ und $0.000049$ .

$s = \frac{0.927762}{15 - 1}$

Schritt 8.2

Vereinfache den Ausdruck.

Tippen, um mehr Schritte zu sehen ...

Schritt 8.2.1

Subtrahiere $1$ von $15$ .

$s = \frac{0.927762}{14}$

Schritt 8.2.2

Dividiere $0.927762$ durch $14$ .

$s = 0.06626871$

Schritt 9

Approximiere das Ergebnis.

$s^{2} \approx 0.0663$