malakharoun8 malakharoun8

18-12-2018
Mathematics

contestada

On a standardized test, a score of 82 falls exactly 1 standard deviation below the mean. If the standard deviation for the test is 4, what is the mean score for the test?

Respuesta :

riyadh65 riyadh65

18-12-2018

Answer:

The correct answer is 86.

Step-by-step explanation:

Because 82 is only one standard deviation below the mean, then to find the mean, only add 82 + 4 = 86

Answer Link

Otras preguntas

Using power series, solve the LDE: (2x^2 + 1) y" + 2xy' - 4x² y = 0 --- - -- -

)What are the approaches used to design a Control unit? Brieflycompare them.

A properly installed window quilt can provide an additional insulation of R-4 to windows. For a window with a U-factor of 0.33, determine the percentage of heat

A student holds a tuning fork oscillating at 269 Hz. He walks toward a wall at a constant speed of 0.9 m/s. What beat frequency does he observe between the tuni

Neeeed help noww please

how many solutions does x + 7 > 22 have

2. Explain why a physical relationship exists between albedo and outgoing SW radiation. 3 pts.) 3. If we were to increase the Earth's planetary albedo and leave

Use the buttons below to build an equation with words and symbols.

5/4(g+2/5)-3/8=2g-7/8

Need some help with this question please