Math Review Powerpoint - St. Charles Parish Public Schools
... •The student’s t test is a statistical method that is used to see if to sets of data differ significantly. •The method assumes that the results follow the normal distribution (also called student's t-distribution) if the null hypothesis is true. •This null hypothesis will usually stipulate that ther ...
... •The student’s t test is a statistical method that is used to see if to sets of data differ significantly. •The method assumes that the results follow the normal distribution (also called student's t-distribution) if the null hypothesis is true. •This null hypothesis will usually stipulate that ther ...
Stats Practical 3 2006
... Your task is to establish whether or not the pebble lengths at this locality are significantly larger than those at the first locality, i.e. whether or not the two samples are likely to have been taken from different populations. If the means of the two samples are x 1 and x 2 ,the null hypothesis ( ...
... Your task is to establish whether or not the pebble lengths at this locality are significantly larger than those at the first locality, i.e. whether or not the two samples are likely to have been taken from different populations. If the means of the two samples are x 1 and x 2 ,the null hypothesis ( ...
8 Independent and Dependent t
... size of tobt. Note: Increasing treatment effect always increases tobt ; Increasing sampling error always decreases tobt. a. ...
... size of tobt. Note: Increasing treatment effect always increases tobt ; Increasing sampling error always decreases tobt. a. ...
