What is the name of the information system that gives a customer's order history? point-of-sale data customer information system

The table on the right gives the annual income for eight families, in thousands of dollars. Find the number of standard Family A B C D E F G H deviations family H's income is from the mean. How many standard deviations is family H's income from the mean? (Roung 1 to three decimal places as needed.)

Use a single digit times a power of 10 to estimate the number 0.000007328 . Rounded to the nearest millionth, the number is about

Evaluate the expressions. Use / to type a fraction in Canvas. \( -\frac{2}{5}+\frac{3}{10}=-1 / 10 \) \( -2 \frac{3}{4}-\left(-\frac{1}{4}\right)=-5 / 2 \)

Un círculo tiene una circunferencia de 50.24 unidades. ¿Cuál es el radio del círculo? Usa 3.14 para \( \pi \) y escribe tu respuesta usando decimales. unidades

Diberi \( 2^{p}=5^{q}=50^{r} \), tunjukkan bahawa \( r=\frac{p q}{q+2} \) Given \( 2^{p}=5^{q}=50^{r} \), show that \( r=\frac{p q}{q+2 p} \)