Mode is ##5##, median is ##6## and mean is ##7##. Let us write the given data points in increasing order. These are ##{3,4,5,5,6,7,10,11,12}## Now mode is the data point which appears most time and...

# Popular Questions - Statistics

here the answer is quite simple Double blind experiments, in the context of medicine, are those in which neither the participants nor the experimenter is aware of who is receiving a treatment and...

An ogive, also known as a cumulative histogram, is a graph that is used to determine the number of data points that are equal to or below a certain value in a data set. An ogive is different from a...

Adjusted R-squared applies only to multiple regression As you add more independent variables to a multiple regression, the value of R-squared increases giving you the impression that you have a...

##z=(bar x-mu)/sigma## Population standard deviation must be known for calculating z scores. You can also replace this by sample s.d. if sample size is large enough. So while you have given us the...

it has the same format. eg. 95% CI for ##B_1## = ##b_1## ##+_-## SE(##b_1##)