# algebra

posted by .

On his midterm exam, Jimmy scored 75
points, which was exactly 2 standard
deviations above the mean. If the
standard deviation for the test is 4, what is
the mean for the test?

• algebra -

Standard deviation = 4
Two standard deviations = 8

75 - 8 = ?

• algebra -

67

## Similar Questions

1. ### statistics

If someone scored two Standard Deviations above the Mean on a standardized test where the Mean = 100 and the Standard Deviation = 15, then that person’s numerical score would be…?
2. ### statistics

f someone scored two Standard Deviations above the Mean on a standardized test where the Mean = 100 and the Standard Deviation = 15, then that person’s numerical score would be…?
3. ### university of phoenix

if someone scored two standard deviations above the mean on a standard test where the mean =100 and the standard deviation = 15, what is the person's numerical score?
4. ### statistics

What would a person's numerical score be if someone scored two Standard Deviations above the Mean on a standardized test where the Mean = 100 and the Standard Deviation =15?
5. ### statistics

In a large class, there were 220 students who wrote both the midterm and the final exam. The standard deviation of the midterm grades was 14, and that of the final exam was 20. The correlation between the grades on the midterm and …
6. ### Math

On a standardized test, Phyllis scored 84, exactly one standard deviation about the mean. If the standard deviation for the test is 6, what is the mean score for the test?
7. ### Statistics

Mrs. Marble gave her 5th grade class a math test. The scores reflect a relatively normal distribution. The mean score for the group was 80 with a standard deviation of 8. Based upon this information, answer the following questions: …
8. ### statistics

The human resources department of an engineering company gives IQ tests to a randomly selected group of new hires every year. They claimed that the mean IQ score of new hires, , from this year is greater than or equal to the mean IQ …
9. ### math

On a standardized test, Ann received a score of 85, which was exactly 2 standard deviations about the mean. If the standard deviation for the test is 4, what is the mean for this test?
10. ### Satistics

The human resources department of a consulting firm gives a standard creativity test to a randomly selected group of new hires every year. This year, 80 new hires took the test and scored a mean of 112.5 points with a standard deviation …

More Similar Questions