Question
In: Statistics and Probability
In the table provided, the data related to INCOME ACTIVITIES 1,250 35 1,400 38 1,375 31...
In the table provided, the data related to
| INCOME | ACTIVITIES |
| 1,250 | 35 |
| 1,400 | 38 |
| 1,375 | 31 |
| 1,825 | 45 |
| 1,175 | 20 |
| 1,740 | 39 |
I- With the variables of biweekly income and number of activities performed by 6 people; find and analyze:
a. Linear scatter diagram
b. Correlation coefficient
c. Perform a null hypothesis test that the linear
correlation coefficients in the universe are not significantly
different from zero. Present the six steps learned, with a
significance level of 0.05, for the t & F test
d. Linear regression equation for Y
e. Margin of error
f. Estimate the level of activities with an income of
$1,600.
Solutions
orchestra answered 1 year agoRelated Solutions
In the offered table the data related to: Income Activities 1,250 35 1,400 38 1,375 31...
In the offered table the data related to:
Income
Activities
1,250
35
1,400
38
1,375
31
1,825
45
1,175
20
1,740
39
With the variables of biweekly income and number of activities
carried out by 6 people; find and analyze:
a) Linear scatter diagram
b) Correlation coefficient
c) Perform a null hypothesis test that the linear correlation
coefficients in the universe are not significantly different from
zero. Present the six steps learned, with a significance level of
0.05, for the...
Consider the following sample data: 33 38 25 46 31 35 c. Calculate the sample variance....
Consider the following sample data:
33
38
25
46
31
35
c. Calculate the sample variance. (Round
your intermediate calculations to at least 4 decimal places and
final answer to 2 decimal places.)
d. Calculate the sample standard deviation.
(Round your intermediate calculations to at least 4 decimal
places and final answer to 2 decimal places.)
****Need this correct
Consider the data provided in the table below, which shows years of education and income for...
Consider the data provided in the table below, which shows years
of education and income for ten individuals.
Education
Income(1)
Income(2)
10
15,000
15
12
20,000
20
12
35,000
35
12
40,000
40
12
60,000
60
16
50,000
50
16
60,000
60
16
70,000
70
18
60,000
60
21
80,000
80
A) Calculate the covariance and correlation of education and
income, using the “Income1” column for income, which is measured in
dollars.
B) Calculate the covariance and correlation of education...
Consider the national income accounting data provided in the following table: Item Billions of Dollars...
Consider the national income accounting data provided in the
following table:
Item Billions of Dollars
Gross private domestic investment $45
Personal Taxes 30
Proprietor Income 50
Transfer Payments 20
Indirect business taxes 15
Corporate income taxes 10
Government expenditures 39
Consumption of fixed capital (depreciation) 10
U.S. exports 20
Compensation to Employees (wages) 175
Dividends 15
Corporate Ret. Earnings (Undistributed Profits) 5
Net foreign factor income earned in U.S. 3
Rental Income 25...
Approximate the mean for the data in the following frequency distribution table. Data Frequency 35 -...
Approximate the mean for the data in the following frequency
distribution table.
Data
Frequency
35 - 39
26
40 - 44
10
45 - 49
25
50 - 54
24
The following table contains information related to the major activities of a research project. Use the...
The following table contains information related to the major
activities of a research project. Use the information to do the
following:
a. Compute the expected duration, variance, and
standard deviation for each activity
b. What is the probability that the project
finishes in less than 60 days?
Activity
Predecessor
To
Tm
Tp
A
-
3
7
12
B
A
8
11
17
C
B
7
13
16
D
B
7
10
13
E
C
14
17
23
F
D
12...
31. Use Table A to complete Table B. TABLE A On Taxable Income The Tax Rate...
31. Use Table A to complete Table B. TABLE A On Taxable Income
The Tax Rate Is Up to $27,050 20.0% From $27,051 to $65,550 27.5%
From $65,551 to $136,750 30.5% From $136,751 to $297,350 35.5% Over
$297,350 39.1% TABLE B Taxpayer Income Tax Amount Average Tax Rate
Giannis $52,700 Sue $132,500 Damian $237,000 Breanna $315,250
Marginal Tax Rate
(We would require that employees use devices provided by the company to do any work-related activities,...
(We would require that employees use devices provided by the
company to do any work-related activities, which allows the
information security department to focus on maintaining a smaller
pool of different devices)
Do you think this security measures are good to implement?
The annual earnings (in dollars) of 35 randomly selected microbiologists are shown in the data table....
The annual earnings (in dollars) of 35 randomly selected
microbiologists are shown in the data table. Use the data to (a)
find the sample mean, (b) find the sample standard deviation,
and (c) construct a 98% confidence interval for the population
mean.
100,095
81,395
77,851
68,184
51,784
68,158
94,436
66,446
75,556
78,621
74,185
44,588
86,744
60,998
57,664
55,388
78,844
61,904
47,480
98,368
80,618
93,023
63,344
75,122
51,049
60,873
82,029
91,267
84,094
79,834
63,872
73,989
57,207
46,919
88,912
The monthly incomes...
The annual earnings (in dollars) of 35 randomly selected microbiologists are shown in the data table....
The annual earnings (in dollars) of 35 randomly selected
microbiologists are shown in the data table. Use the data to (a)
find the sample mean, (b) find the sample standard deviation,
and (c) construct a 98% confidence interval for the population
mean.
100,700 81,419 77,543 68,099 51,620 67,741 94,804 66,410 79,448
73,448 44,319 86,757 60,644 58,151 54,634 78,891
47,896 98,388 80,793 92,543 63,410 75,100 50,972 60,936 91,207
84,375 80,002 63,941 74,232 56,985 46,910 89,548
76,023 62,168 82,712
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