Question
Consider the following frequency distribution. Class Frequency 2 up to 4 14 4 up to 6...
Consider the following frequency distribution.
| Class | Frequency |
| 2 up to 4 | 14 |
| 4 up to 6 | 66 |
| 6 up to 8 | 74 |
| 8 up to 10 | 14 |
a. Calculate the population mean. (Round your answer to 2 decimal places.)
Population mean
b. Calculate the population variance and the population standard deviation. (Round intermediate calculations to at least 4 decimal places and final answers to 2 decimal places.)
|
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
Consider the following population data: 32 46 12 14 18 a. Calculate the range. b. Calculate...
Consider the following population data:
32
46
12
14
18
a. Calculate the range.
b. Calculate MAD. (Round your
intermediate calculations to at least 4 decimal places and final
answer to 2 decimal places.)
c. Calculate the population variance. (Round your
intermediate calculations to at least 4 decimal places and final
answer to 2 decimal places.)
d. Calculate the population standard deviation.
(Round your intermediate calculations to at least 4 decimal
places and final answer to 2 decimal places.)
Consider the grouped frequency distribution. Class Limits 3-5 6-8 9-11 12-14 15-17 f 9 6 5...
Consider the grouped frequency distribution.
Class Limits
3-5
6-8
9-11
12-14
15-17
f
9
6
5
12
11
(a) Find the mean. (Give your answer correct to two decimal
places.)
(b) Find the variance. (Give your answer correct to two decimal
places.)
(c) Find the standard deviation. (Give your answer correct to two
decimal places.)
Consider the grouped frequency distribution. Class Limits 3-5 6-8 9-11 12-14 15-17 f 7 11 9...
Consider the grouped frequency distribution.
Class Limits
3-5
6-8
9-11
12-14
15-17
f
7
11
9
3
7
(a) Find the mean. (Give your answer correct to two decimal
places.)
(b) Find the variance. (Give your answer correct to two decimal
places.)
(c) Find the standard deviation. (Give your answer correct to
two decimal places.)
Consider the following population data: 43 50 20 17 29 a. Calculate the range. b. Calculate...
Consider the following population data: 43 50 20 17 29
a. Calculate the range.
b. Calculate MAD. (Round your intermediate calculations to at
least 4 decimal places and final answer to 2 decimal places.)
c. Calculate the population variance. (Round your intermediate
calculations to at least 4 decimal places and final answer to 2
decimal places.)
d. Calculate the population standard deviation. (Round your
intermediate calculations to at least 4 decimal places and final
answer to 2 decimal places.)
Consider the following population data: 42 48 19 16 28 a. Calculate the range. b. Calculate...
Consider the following population data:
42
48
19
16
28
a. Calculate the range.
b. Calculate MAD. (Round your
intermediate calculations to at least 4 decimal places and final
answer to 2 decimal places.)
c. Calculate the population variance.
(Round your intermediate calculations to at least 4 decimal
places and final answer to 2 decimal places.)
d. Calculate the population standard deviation.
(Round your intermediate calculations to at least 4 decimal
places and final answer to 2 decimal places.)
Calculate the sample standard deviation and sample variance for the following frequency distribution of scores in...
Calculate the sample standard deviation and sample variance for
the following frequency distribution of scores in a statistics
class. If necessary, round to one more decimal place than the
largest number of decimal places given in the data.
Scores
Class
Frequency
56 - 64
13
65 - 73
9
74 - 82
4
83 - 91
10
92 - 100
6
Calculate the mean, the variance, and the standard deviation of the following discrete probability distribution. (Negative...
Calculate the mean, the variance, and the standard deviation of
the following discrete probability distribution. (Negative values
should be indicated by a minus sign. Round intermediate
calculations to at least 4 decimal places. Round your final answers
to 2 decimal places.) x −41 −27 −8 −3 P(X = x) 0.29 0.35 0.21
0.15
Calculate the mean, the variance, and the standard deviation of the following discrete probability distribution. (Negative...
Calculate the mean, the variance, and the standard deviation of
the following discrete probability distribution. (Negative values
should be indicated by a minus sign. Round intermediate
calculations to at least 4 decimal places. Round your final answers
to 2 decimal places.) x −41 −27 −8 −3 P(X = x) 0.29 0.35 0.21
0.15
Calculate the sample variance and sample standard deviation for the following frequency distribution of heart rates...
Calculate the sample variance and sample standard deviation for
the following frequency distribution of heart rates for a sample of
American adults. If necessary, round to one more decimal place than
the largest number of decimal places given in the data.
Heart Rates in Beats per Minute
Class
Frequency
61 - 66
12
67 - 72
13
73 - 78
6
79 - 84
14
85 - 90
12
Calculate the sample standard deviation and sample variance for the following frequency distribution of final exam...
Calculate the sample standard deviation and sample variance for
the following frequency distribution of final exam scores in a
statistics class. If necessary, round to one more decimal place
than the largest number of decimal places given in the data.
Final Exam Scores
Class
Frequency
41 - 5241 - 52
1111
53 - 6453 - 64
66
65 - 7665 - 76
77
77 - 8877 - 88
1414
89 - 10089 - 100
99
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 7 seconds ago
asked 2 minutes ago
asked 8 minutes ago
asked 25 minutes ago
asked 41 minutes ago
asked 56 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago