mean score

The points scored by Arthur in the last six basketball games are 6, 8, 8, 5, 8, and 19. Find his mean score. => 8 or 11 or 7 or 9..

The mean score on a standardized test is 100 with a standard deviation of 8. A random sample of 48 scores was found to have a mean of 98. Find the standard error. => 1.15 or 0.8 or 8.0 or 1.0..

Identify the Null and Alternative hypotheses for the statement: Mean score on SAT for Undergraduate Admission is 60.80. => H 0 : μ ≠ 60.80 and H 1 : μ = 60.80 or H 0 : μ ≤ 60.80 and H 1 : μ > 60.80 or H 0 : μ ≥ 60.80 and H 1 : μ < 60.80 or H 0 : ..

The mean score on a standardized test is 100 with a standard deviation of 8. A random sample of 48 scores was found to have a mean of 98. Test at the 0.05 level of confidence and state whether or not to accept the null hypothesis. => The null hypothesis is ac..

The scores of 9 students of a class in a test are 36, 38, 41, 42, 24, 23, 38, 40 and 24. The mean of these scores is 34. If one more student with a score of 26 is included, how does the mean score get affected? => insufficient informatio..

The stem and leaf plot shows the scores of eleven teams in a tournament. What is the mean of the scores of the eleven teams? => 65 or 68.18 or 63 or 64..

James scored 23, 25, 19, 33, 27, 29 in succesive tests. Find the mean of his test scores. => 33 or 26 or 24 or 28..

In the 8 th grade there are 3 teams A, B, and C having 28, 35 and 37 students respectively. The mean score of Team A is 60%, of Team B is 70% and of Team C is 85%. Find the mean score of the entire 8th grade. => 75.75 or 72.75 or 71.66 or 33.33..

The score of 10 students in Mr. Smith′s class are 61, 56, 60, 57, 62, 63, 63, 63, 58, and 73. Find the mean score of the students. => 61.6 or 73 or 63 or 56..

A sample of the reading scores of 35 sixth graders has a mean of 82. If the 95% confidence interval for the population mean of the reading scores of all fifth graders is between 77 and 87, then which among the following choices represents the 99% confidence i..