The results of a common standardized test used in psychology research is designed so that the population mean is 135 and the standard deviation is 40. A subject earns a score of 187. What is the Z-score for this raw score? Z-Score = Question Help: DVideo D Post to forum Calculator Submit Question

Answer the questions in the picture please, explain each answer please! Thank you!

It has been claimed that at UCLA 43% of all students live on campus. Researcher Ebony Robinson believes it may be higher than 43%, and in her random sample of 250 students, 112 were found to live on campus. Does the evidence support her claim of more than 43% of students living on campus at a=.05?

In my Biology Class, to pass the course the minimum score must be 67. Biology class has a mean of 81, and standard deviation is 8. What percentage of students in the biology will pass the course

Please answer quickly! Thanks.

Find the mid range of the dataset 6,87,34,2,54,22.

Please do not use Excel to find the answers

Help with Stat

Based on the boxplot above, which one tends to be higher: median or the mean? Explain.

Give an example of a data set whose mean is greater than its median.