# statisitcs

suppose you got 75 items corrct on a 100-item, six alternative, multiple-choice exam what would your score be after we corrected for guessing?

1. Your chances of getting any question correct solely by guessing is 1/6.

75 - 75/6 = ?

posted by PsyDAG

## Similar Questions

1. ### economics

A professor of economics gives multiple choice exams each semester. He curves the exams by giving the maximum possible points to the high score on the exam. For example, if a 50 question exam is worth 100 points and the top score
2. ### College algebra

Suppose that a sales person observes that if an item is priced at \$3 per item then 11 items are sold. If 9 items are sold for \$5 per item then find a liner equation to model the number y of items sold for x dollars per item. Find
3. ### College algebra

Assume that the situation described can be modeled by a linear equation. Use the given information to find the y=mx+b form of the equation of the line. Suppose that a sales person observes that if an item is priced at \$4 per item
4. ### Statistics

Students were given an exam with 300 multiple-choice questions. The distribution of the scores was normal and mean was 195 with a standard deviation of 30. What were the scores of the students who were within one standard
5. ### math

Statistics: Analyze student exam scores Students were given an exam with 300 multiple choice questions. The distribution of the scores were normal and the mean was 195 with a standard deviation of 30. you may find it helpful to
6. ### math

suppose a student is taking multiple choice exam,A,B,C,D,E,with only one of the responses correct.describe the complement method for determining the probabilityof getting at least one of the questions correct on 15question exam,
7. ### MATH

Katie must take five exams in a math class. Her scores on the first four exams were 68, 66, 82, and 80. Answer the following questions: The maximum score on an exam is 100 points. If it is not possible for Katie to achieve the
8. ### math

Students were given an exam with 300 multiple-choice questions. The distribution of the scores was normal and mean was 195 with a standard deviation of 30. You may find it helpful to draw out this distribution before answering the
9. ### Math

Jack is taking a four-item true-false test. He has no knowledge about the subject of the test and decided to flip a coin to answer the items. What is the probability that he receives a perfect score? What is the probability on a
10. ### stats

Katie must take five exams in a math class. If her scores on the first four exams are 77, 79, 95, and 93, what score must Katie get on the fifth exam for her overall mean to be at least 80? The maximum score on an exam is 100

More Similar Questions