The input for the spreadsheet program:
```
1 - NORM.DIST(28, 25, 2.5, TRUE)
```
The probability that a high school student chosen at random will read more than 28 books in a year is approximately 0.24.
The number of books that high school students in the United States read in a year is normally distributed with a mean of 25 books and a standard deviation of 2.5 books. Complete the input for the spreadsheet program to calculate the probability that a high school student chosen at random will read more than 28 books in a year. Then identify this probability. Round the answers to the nearest tenth.
1 answer