eryyoo5549 eryyoo5549

16-02-2018
Mathematics

contestada

For a normal population with a mean of µ = 80 and a standard deviation of σ = 10, what is the probability of obtaining a sample mean greater than m = 75 for a sample of n = 25 scores?

Respuesta :

sqdancefan sqdancefan

19-02-2018

On a TI-83/84 calculator,
.. normalcdf(75, 150, 80, 10/√(25)) = 0.9937903347

About 99.4%

Answer Link

Otras preguntas

Select the sentence that uses active voice.

what is equivalent to 6x-3y=12

What is a reason you might have taken a blurry image? A)the shutter speed was set too slow B)the subject you were photographing moved C)you didn't set the focus

Can anyone help me with these please?

Which of the following does not describe a physical property of iron? A Iron is silvery-white or gray in color. B Iron has a boiling point of about 3,000°C. C I

Which of the binomials below is a factor of this trinomial? 4x2 - 4x - 120 O A. X-4 B. x + 4 C. x + 6 D. X-6 please help

I need help! Fast! 50pts! Which of the following does not accurately describe a check on the Supreme Court's power by the other branches? A. The president can s

Please answer all three questions. CATEGORY: Patterns of Inheritance

Can you explain how to do this

help me i don’t understand this please