math scores

The line graph shows the scores of Chris in math tests conducted over 7 weeks. What trend does the line graph show? => No trend or Positive trend or Negative trend..

Sheela conducted a math test for her students. The scores they got in the test are 14, 17, 9, 11, 26, 9, 21, 14, 17, 11 and 26. Find the difference between the lower quartile and the middle quartile of the data. => 3 or 11 or 14 or 9..

The scores of students in a math test are 20, 2, 3, 5, 7, 8, 10, 13, 17, 8 and 6. What is the middle quartile of the data? => 2 or 20 or 7 or 8..

The range of a data is 2 x + 11. If the least score is represented by 4 x 2 - 8, then find the highest score. => 4 x 2 + 4 x + 14 or 4 x 2 + 2 x + 3 or - 4 x 2 + 2 x + 19 or 4 x 2 + 2 x + 19..

A relation is observed between the number of days of preparation by a student for math, science and statistics tests and the points he scored. The relation is: {(3, 70), (4, 90), (2, 52)}. Determine if this relation is a function or not. => yes or no..

A relation is observed between the number of days of preparation by a student for math, science, and statistics tests and the points he scored. The relation is: {(6, 64), (7, 94), (5, 54)}. Determine if this relation is a function or not. => It is a function. or It is not a func..

The test scores of the students in Mrs. Jones class on a math test are as follows. 70, 71, 72, 71, 72, 70, 71, 73, 74, 75, 73, 74, 73, 76, 70, 71, 75, 73 Which line plot displays the scores? => Plot 1 or Plot 2 or Plot 3 or Plot 4..

The organizer of a math contest estimates that the average score of the students in a particular test will be less than 60. A sample of 20 students are selected for the test and their average score was found as 58 with a standard deviation of 6. Test the organizer's es..

A school enrolls students based on their performance in the written test and communication skill test. Each test has a maximum score of 75. The graph shows the inequalities that tells the status of a candidate: For admission x + y ≥ 50 For scholarship 4 x + 5 y ≥ 300 For accommodati..

The university authorities wanted to predict a student's grade on a statistics midterm score based on his/her SAT scores. Determine the correlation coefficient and the equation of the regression line for the data and predict the value of y ′ when x = 900. Test the hypothes..