Probabilit |
0.1 |
0.2 |
0. |
0.2 |
0.0 |
y P( X) |
5 |
5 |
3 |
5 |
5 |
What is the mean number of DVDs that customers rent? Round your answer to one decimal place as necessary. For example, 4.5 would be a legitimate entry
14. Accepted characters: numbers, decimal point markers( period or comma), sign indicators(-), spaces( e. g., as thousands separator, 5 000), " E " or " e "( used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker.
Complex numbers should be in the form( a + bi) where " a " and " b " need to have explicitly stated values.
For example: { 1 + 1i } is valid whereas { 1 + i } is not. { 0 + 9i } is valid whereas { 9i } is not.
In a history class, students take a weekly multiple choice quiz consisting of 6 questions, each with 4 possible answers. If a student randomly guesses at the answer to each question for every quiz, then what is the mean number of correct answers the student will get on each quiz?
Round your answer to one decimal place as necessary. For example, 4.5 would be a legitimate entry
15. Accepted characters: numbers, decimal point markers( period or comma), sign indicators(-), spaces( e. g., as thousands separator, 5 000), " E " or " e "( used in scientific notation). NOTE: For scientific notation, a period MUST be used as the decimal point marker.