starksfamilyllc starksfamilyllc
  • 07-05-2020
  • Mathematics
contestada

Jennifer scores a 77 on her algebra 2 test. The mean on the test was 73. The standard deviation on the test was 5. What was her Z-score

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 08-05-2020

Answer:

  0.80

Step-by-step explanation:

The z-score is found from the formula ...

  Z = (X -μ)/σ

  Z = (77 -73)/5 = 4/5 = 0.80

Jennifer's Z-score was 0.80.

Answer Link

Otras preguntas

Which two steps are most necessary to make an inference?
How many triangles exist with the given side lengths? A. More than one unique triangle exists with the given side lengths. B. Exactly one unique triangl
An article suggested that yield strength (ksi) for A36 grade steel is normally distributed with μ = 44 and σ = 5.0. (a) What is the probability that yield stren
In a closed​ economy, the values for​ GDP, consumption​ spending, investment​ spending, transfer​ payments, and taxes are as​ follows: Y​ = ​$11 trillion C​ = ​
Question 1 help me please it would mean everything!
Graphing Lines In Slope-Intercept Form​
A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 55.0m/s , and it leaves the bat traveling to the left
What does Newton's third law describe?
Consider the two moving boxcars in Example 5. Car 1 has a mass of m1 = 65000 kg and a velocity of v01 = +0.80 m/s. Car 2 has a mass of m2 = 92000 kg and a veloc
which word best describe the main characters in "The Daugthters of the Late Colonel"​