1. Calculate the mean and standard deviation for the numbers 1 –
20.
i.e.) 1, 2,...
1. Calculate the mean and standard deviation for the numbers 1 –
20.
i.e.) 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20
Note: The set of numbers will be considered the population.
µ = _______σ = ________
2. With your calculator, randomly generate 5 numbers from the
numbers 1 – 20, 30 times.
Use:[MATH]>>>PRB #5
RandInt(1,20,5)[ENTER]Note: You cannothave the same number
repeated in the group of 5.
For...
a population with a mean of 65 and a standard deviation of 6 is
being standardized...
a population with a mean of 65 and a standard deviation of 6 is
being standardized to produce a set of scores with a mean of 50 and
a new standard deviation of 10. find the new standardized values
for each of the following scores from the original distribution
68,59,77,56
a. find the mean and standard deviation of the following set of
ungrouped sample data: 4,...
a. find the mean and standard deviation of the following set of
ungrouped sample data: 4, 3, 5, 2, 3, 1, 2, 5, 3, 1, 5, 4, 6, 4, 5,
1, 3, 3, 7, 8, 7, 5, 4, 3, 7, 8, 4, 6, 9, 10, 10, 9, 6, 4, 6.
b. What proportion of the measurements lies within one standard
deviation of the mean? Within two standard deviations of the mean?
Within three standard deviations?
c. Based on part (b),...
For the following set of data, find the population standard
deviation, to the nearest hundredth.
Data...
For the following set of data, find the population standard
deviation, to the nearest hundredth.
Data
Frequency
17
3
22
6
23
2
27
6
29
8
32
2
35
8
36
5
37
5