TrY540155 TrY540155
  • 03-11-2022
  • Mathematics
contestada

Find the z-score for a test score of 86% if themean was 75% and the standard deviationwas 6 points.

Respuesta :

DamaniG159794 DamaniG159794
  • 03-11-2022

ANSWER

[tex]1.833[/tex]

EXPLANATION

To find the z-score, we have to apply the formula:

[tex]Z=\frac{x-\mu}{\sigma}[/tex]

where x = Score

μ = Mean

σ = Standard deviation

Therefore, the z-score for the test score is:

[tex]\begin{gathered} Z=\frac{86-75}{6} \\ Z=\frac{11}{6} \\ Z=1.833 \end{gathered}[/tex]

Answer Link

Otras preguntas

If a slope of a line is 2/0 is it 0 or undefined?
Find all powers of 4 in range 4 through 1,000
Which of the following organisms can perform alcoholic fermentation? (1) yeast, (2) humans, (3) bacteria. a. 1 and 2 b. 1 and 3 c. 1 only d. 1, 2, and 3
What are the 3 features of a typical seigneurie
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
which factor made the most difference in how agriculture affected the economies of the colonies?
Write a system of equations with a solution (4,–3)
which seismic wave moves through earth at the fastest speed?
the cafeteria has 45 square  tables that can be pushed together to form one long table for the lacrosse team's banquet. Each square table can seat one person on
Find the value of x.  Round to nearest hundredth if necessary.