Mathematics, 07.07.2020 17:01 izzycheer7
The following frequency table summarizes a set of data.
Value Frequency
2 3
3 2
5 1
6 3
7 1
8 2
11 3
For the above data set, you are interested to determine the "spread" of the data.
Would you employ calculations for the sample standard deviation, or population standard deviation for this data set?
You are interested in the heights of students at a particular middle school. Your data set represents the heights of all students in the middle school with 600 students.
Select the correct answer below:
a. Use calculations for sample standard deviation.
b. Use calculations for population standard deviation.
Answers: 1
Mathematics, 21.06.2019 16:50, gesic2003
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
Answers: 3
Mathematics, 21.06.2019 19:30, daquanmcqueen77
Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?
Answers: 1
Mathematics, 21.06.2019 21:40, chunkymonkey090
Ihonestly have no clue if it's each or none.
Answers: 1
The following frequency table summarizes a set of data.
Value Frequency
2 3
3 2
...
2 3
3 2
...
Biology, 19.11.2019 02:31
Mathematics, 19.11.2019 02:31
Mathematics, 19.11.2019 02:31
Mathematics, 19.11.2019 02:31