sat test scores what do they mean

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..

The line plot shows the number of students passed the SAT Test in different years in Mrs. Katie′s class. Find the mean of the data shown. => 8 or 5 or 6 or 7..

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 95% confidence interval. => The interval is between 97.75 and 102.25 or The interval is between 1.15 a..

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..

The math test scores of John are 93, 100, 82, 90, and 92. What score must he score on the next test to increase his mean to 92? => 90 or 92 or 95 or 93..

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? => 68.18 or 65 or 63 or 64..

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 scores made by candidates in a certain test are normally distributed with mean 500 and standard deviation 100. What is the percentage of candidates who scored less than 400? => 15.87% or 17.85% or 18.57% or 15.78%..

The scores made by candidates in a certain test are normally distributed with mean 500 and standard deviation 100. What percentage of candidates received scores which differ from 500 by more than 150 points? => 43.23% or 13.36% or 43.32% or 6.68%..

Find the mean test score of a student if his scores in 6 subjects are as follows. 90, 96, 73, 94, 75 and 94. => 87 or 88 or 85 or 86..