Friday

September 19, 2014

September 19, 2014

Posted by **shweta** on Wednesday, February 15, 2012 at 11:57pm.

- statistics -
**PsyDAG**, Thursday, February 16, 2012 at 12:08pmMean = Σx/n

50 = Σx/40

Σx = 2000

49.5 = (2000-65+x)/40

Solve for x.

**Answer this Question**

**Related Questions**

science - The mean weight of 500 male students at a certain college is 151 ...

Statistics - On a chemistry exam, Student A scored a 81 and Student B scored a ...

statistics - A nutritionist studying weight gain for college freshmen obtains a ...

Check answers please Statistics - Suppose that each student in stat. has a 9% ...

STAT - The weights of the 100 students in an introductory statistics class are ...

STAT - The weights of the 100 students in an introductory statistics class are ...

statistics and probability - It is known that an exam scores of students in STAT...

statistics - After years of data collection by college students, it has been ...

UNM - Suppose that the average weight of students in a statistics class is 75.5 ...

Statistics - Explaining confidence. A student reads that a 95% confidence ...