03-04-2020
Mathematics

contestada

A test has a mean of 65 with standard deviation of 5. What percent of the students would you expect to receive a grade of 55 or more?
a. 2.5%
b. 95%
c. 13.5%
d. 97.5%
e. none of the above

Respuesta :

sam0829 sam0829

03-04-2020

The answer is d 97.5

Answer Link

Otras preguntas

what elements are involved in hydrogen bonding

a town had about 2120 acres of pine trees 40 years ago. Only about 13% of the pine trees remain. How many acres of pine trees remain

The cause of the sun rising and setting in the sky is the earths rotation . What is the affect

_ is 8% of 200, please help and show work, thanks

Brody added a fraction to 5/6 to get 31/30. Use the equation a/b + c/d = (ad +bc)/ bd to find the fraction he added

determine a relationship between the x- and y- values. write an equation. x =1 2 3 4 y = 4 5 6 7

All real number zeros of the polynomial 2x^4 + 4x^2 + 6x^9 - x + 3x^9 - 5x^9 + 2x^8

72 - (blank) + 20 = 70 what number is the blank

are there forests in Hungary

the initial population of a town is 2600, and it grows with a doubling time of 10 years. what will the population be in 8 years?