ittmanny98401 ittmanny98401
  • 19-06-2018
  • Mathematics
contestada

Suppose that the mean score of a class of 32 students was 74. the 19 male students in the class had a mean score of 70. what was the mean score for the 13 female students?

Respuesta :

noxiousneve noxiousneve
  • 23-06-2018
mean = sum of values / number of values
74 = x/32
2368 = x

70 = y/19
1330 = y

mean for female students = (2368 - 1330)/(32-19) = 79.85
Answer Link

Otras preguntas

(Please answer all 3 if you can)
According to scientists, the solar system formed from _____.
What happens when two tectonic plates diverge
How did american people honor the service of vietnam veterans?
The length of a rectangle is 6 inches and its area is (18x + 24) square inches. Write an expression for the width.
Which quotation from The Fellowship of the Ring is an example of indirect characterization? “Bilbo was very rich and very peculiar . . .” “. . . Mr. Baggins was
Which country declared war on Austria-Hungary because of an alliance with Serbia? In World war 1 A) Germany B) Austria-Hungary C) Russia D) France
Find the sum of the even integers between 21 and 45
Line segment MN has endpoints M(4,-5) and N(-3,1). Find MN.
Name to woman who were activists in the American Revolution