Mathematics, 21.06.2021 01:20 mprjug6
For a standardized psychology examination intended for psychology majors, the historical data show that scores have a mean of 500 and a standard deviation of 180 . The grading process of this year's exam has just begun. The average score of the 40 exams graded so far is 530 . What is the probability that a sample of 40 exams will have a mean score of 530 or more if the exam scores follow the same distribution as in the past? Carry your intermediate computations to at least four decimal places. Round your answer to at least three decimal places.
Answers: 1
Mathematics, 21.06.2019 19:00
Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup
Answers: 1
Mathematics, 21.06.2019 20:10
Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next
Answers: 2
Mathematics, 21.06.2019 22:00
If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left
Answers: 2
For a standardized psychology examination intended for psychology majors, the historical data show t...
Mathematics, 23.04.2021 18:50
Mathematics, 23.04.2021 18:50
Mathematics, 23.04.2021 18:50
Chemistry, 23.04.2021 18:50
Social Studies, 23.04.2021 18:50
Mathematics, 23.04.2021 18:50
Social Studies, 23.04.2021 18:50
Biology, 23.04.2021 18:50
Mathematics, 23.04.2021 18:50