Question
In: Math
Given the following numbers: 25 16 61 18 15 20 15 20 24 17 19 28,...
Given the following numbers: 25 16 61 18 15 20 15 20 24 17 19 28, derive the mean, median, mode, variance, standard deviation, skewness, kurtosis, range, minimum, maximum, sum, and count. Interpret your results. What is the empirical rule for two standard deviations of the data?
Solutions
milcah answered 1 year agoRelated Solutions
Given the following numbers: 25 16 61 18 15 20 15 20 24 17 19 28,...
Given the following numbers: 25 16 61 18 15 20 15 20 24 17 19
28, derive the mean, median, mode, variance, standard deviation,
skewness, kurtosis, range, minimum, maximum, sum, and count.
Interpret your results. What is the empirical rule for two standard
deviations of the data?
Resident Commuter 22 25 27 23 26 28 26 24 18 20 19 18 22 25...
Resident
Commuter
22
25
27
23
26
28
26
24
18
20
19
18
22
25
24
35
25
20
26
24
27
26
18
19
23
18
23
22
28
25
20
24
18
30
26
18
18
19
32
23
26
30
22
22
22
21
18
20
19
19
18
29
19
22
18
22
19
26
35
19
19
18
19
32
26
19
19
21
23
18
20
18
29
23
21
19
36
27...
A B C 8 24 19 12 16 28 22 22 24 15 14 31 18...
A
B
C
8
24
19
12
16
28
22
22
24
15
14
31
18
20
19
9
32
Test at the 5% level of significance to see if the means are all
the same.
1. What is the null and alternate hypotheses?
2. What is the p-value?
3. Decide if you reject or accept (fail to reject) your null
hypothesis.
4. Decide if you reject or accept (fail to reject) your
claim.
For the stress data given below with the nearest error of 1: 27-17-11-24-36-13-29-22-18 23-30-12-46-17-32-48-11-18 18-32-26-24-38-24-15-13-13 18-21-27-20-16-15-37-19-19...
For the stress data given below with the nearest error of 1:
27-17-11-24-36-13-29-22-18
23-30-12-46-17-32-48-11-18
18-32-26-24-38-24-15-13-13
18-21-27-20-16-15-37-19-19
a) Construct a frequency distribution table.
b) Construct the three types of statistical graphs.
c) Determine the (1) Mean, (2) Median, (3) Mode, (4) Range,
Variance, and (6) Standard Deviation.
Consider the following. 16, 24, 19, 29, 17 Compute the population standard deviation of the numbers....
Consider the following. 16, 24, 19, 29, 17
Compute the population standard deviation of the numbers. (Round
your answer to one decimal place.)
_______________
(a) Add a nonzero constant c to each of your original numbers
and compute the standard deviation of this new population. (Round
your answer to one decimal place.)
_______________
(b) Use the results from part (a) and inductive reasoning to
state what happens to the standard deviation of a population when a
nonzero constant c is...
Given the following data below, compute the following statistics: 15 25 24 15 20 30 25
Given the following data below,
compute the following statistics:
15
25
24
15
20
30
25
a)The median
b)The mode
c)The range and the midrange
d)?65!"
e)The mean
f)The variance
g)The standard deviation
79, 19, 16, 64, 28, 28, 31,90, 60, 56, 31, 56, 22, 18, 45, 48, 17,...
79, 19, 16, 64, 28, 28, 31,90, 60, 56, 31, 56, 22, 18, 45, 48,
17, 63, 69, 17
with these number find
a) Frequency distribution
b)Frequency polygon
c) less than cumulative frequency polgon.
Given the following table: Probability X Y 20% 15% 30% 60% 25% 18% 20% 30% 20%...
Given the following table:
Probability X Y
20% 15% 30%
60% 25% 18%
20% 30% 20%
Calculate a) the covariance of X and Y, and b) the correlation
coefficient.
Select one:
a. a) -20.64% b) -0.90
b. a) -20.18% b) -0.88
c. a) -17.89% b) -0.78
d. a) -19.20% b) -0.84
e. a) -18.35% b)-0.80
MT scores: 11, 11, 16, 17, 19, 20, 21, 21 23 24 24 26 26 27...
MT scores: 11, 11, 16, 17, 19, 20, 21, 21 23 24 24 26 26 27 27
28 28 28 29 30 31 31 32 33 35 37 38 38 39 42 44
Questions for Class MT Score Distribution Analysis
1. Create a boxplot of MT scores.
2. Compute the probability that a randomly selected student from
the class scored higher than 20.
3. Are the MT scores normally distributed? Why or why not?
4. Assuming a normal fit, compute...
MT scores: 11, 11, 16, 17, 19, 20, 21, 21 23 24 24 26 26 27...
MT scores: 11, 11, 16, 17, 19, 20, 21, 21 23 24 24 26 26 27 27
28 28 28 29 30 31 31 32 33 35 37 38 38 39 42 44
Questions for Class MT Score Distribution Analysis
1. Create a histogram of MT scores.
2. Describe the shape of the MT scores distribution.
3. Compute the mean and standard deviation.
4. Compute the 5-number summary.
5. Create a boxplot of MT scores.
6. Compute the probability that...
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