Takiiilea Takiiilea

02-07-2021
Mathematics

contestada

The z- score for a mark of 56 in a test with a mean of 60 and standard deviation of 8 is

Respuesta :

loconte loconte

02-07-2021

Answer:

z = - .5

Step-by-step explanation:

z = (x - μ)/ σ

z = 56 - 60/8 = -.5

Answer Link

Otras preguntas

How did scientists discover the common structure of cells?

The length of a diagonal of a cube with edge length 25cm

Natalie earns $2.50 for each cd she sells and $3.50 for each dvd she sells. Natalie sold 45 dvds last year. She earned a total of $780 last year selling cds a

Which of the following statements is true concerning LUCA? (1) LUCA was a cell. (2) All life on Earth evolved from LUCA. (3) LUCA probably existed probably arou

What are the 3 features of a typical seigneurie

Find the value of x. Round to nearest hundredth if necessary.

Jim’s allowance is $1.20 per week. Stan’s is 25¢ per day. How long will they have to save, if they save both their allowances together, before they can get a m

The height of a rectangular prism with a 20 cm by 12 cm base and a 30 cm diagonal.find the unknown dimension

What is biogeography and what does it provide?

By the mid-1700s, the largest city in the colonies was (A) New York (B) Boston (C) Philadelphia (D) Charleston (E) Wilmington, Delaware