Achievement test in mathematics

Assignment Help Basic Statistics

Reference no: EM131834695

Suppose that an achievement test in mathematics was given to students from two different high schools A and B. When the results of the test were tabulated, it was found that the average score for the freshmen at school A was higher than the average for the freshmen at school B; and that the same relationship existed for the sophomores at the two schools, for the juniors, and for the seniors. On the other hand. it was found also that the average score of all the students at school A was lower than that of the students at school B. Discuss and explain these results.

Reference no: EM131834695

Questions Cloud

Same value for each of the four cells of the table : Show that the quantity (Njj - Ejj)2 has the same value for each of the four cells of the table.

What damages are available for tort injuries : What damages are available for tort injuries? Do you have legal responsibilities to Sharon and Darryl? What should you consider doing at your apartments?

Independence at the level of significance : Suppose that a X2 test of independence at the level of significance 0.05 is to be applied to the elements of a 2 x 2 contingency table containing 2n observation

Proportion of the total population of city : In a study of the health effects of air pollution, it was found that the ' proportion of the total population of city A that suffered from respiratory

Achievement test in mathematics : Suppose that an achievement test in mathematics was given to students from two different high schools A and B. When the results of the test were tabulated

Advise the injured audience members : Advise the injured audience members whether they can make New Nirvana Ltd liable for Nuclear Blast Sounds Pty Ltd's negligence.

Distribution with a degrees of freedom : Suppose that a random sample of n observations is drawn from a t distribution with a degrees of freedom. Show that the asymptotic distribution

Generalize how well you feel the audience : Generalize how well you feel audience and purpose overall of all the Websites you have viewed are aligned. Speculate to the reason behind your generalization.

Suppose that a random sample : Suppose that a random sample of 100 observations is taken from a normal distribution for which the mean 8 is unknown and the variance is 1, and

User Account

All Pages