Scores on a standardized test are normally distributed with a mean of 350 and a standard deviation of 25. approximately what percent of students scored between 360 and 380?

22.95 %

Step-by-step explanation:

Given : Scores on a standardized test are normally distributed with

Mean :

Standard deviation :

The formula to find z-score:-

For x=360

For x=380

The p-value =

In percent , the percent of students scored between 360 and 380 =

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a