Question

10, 15, 17, 18, 29, 15, 17, 18, 16, 24,

13, 38, 49, 29, 14, 25, 21, 14, 35, 37,

38, 10, 19, 28, 17, 19, 24, 31, 32, 25,

26, 28, 19, 17, 24

- Draw the following charts using the dataset above. Please write
a sentence or two
*interpreting**the result*(35 pts):

- Histogram with five bins (be sure to use class boundaries) (10pts)
- Boxplot (15pts)
- Stem and Leaf Plot (10pts)

Answer #1

b.

c.

In 2020, the property tax has been increased across the states
in the U.S.A. Below is the sample data of property tax increases
(35 states, percentages):
10, 15, 17, 18, 29, 15, 17, 18, 16,
24,
13, 38, 49, 29, 14, 25, 21, 14, 35,
37,
38, 10, 19, 28, 17, 19, 24, 31, 32,
25,
26, 28, 19, 17, 24
Calculate the following statistics for this dataset. Once you
have arrived at an answer, please write a sentence or...

Consider the following data:
25
24
18
20
21
18
16
20
23
17
15
13
19
23
24
20
16
26
21
24
15
22
16
12
20
23
19
26
20
25
21
19
21
25
23
26
21
19
20
14
(a)
Develop a frequency distribution
using classes of 12-14, 15-17, 18-20, 21-23, and 24-26.
Class
Frequency
12-14
15-17
18-20
21-23
24-26
Total
(b)
Develop a relative frequency
distribution and a percent frequency distribution using the classes...

Cork price: 16 10 15 10 17 11 14 13 11 14 11 16 18 16 10 17 14
14 16 7 10 12 19 15 16 14 9 12 21 13 10 16 12 16 13 17 17 13 14 18
11 12 15 16 13 18 16 17 12 12 14 9 11 14 19 13 11 17 11 13 15 14 18
18 18 12 10 11 13 14 11 14 18 13 13 19 17 14...

Cork price: 16 10 15 10 17 11 14 13 11 14 11 16 18 16 10 17 14
14 16 7 10 12 19 15 16 14 9 12 21 13 10 16 12 16 13 17 17 13 14 18
11 12 15 16 13 18 16 17 12 12 14 9 11 14 19 13 11 17 11 13 15 14 18
18 18 12 10 11 13 14 11 14 18 13 13 19 17 14...

1. 30 53 12 42 29 51 25
26 45 18 32 10 31 6
a. Construct a frequency distribution. use the following class
intervals:
0-9, 10-19, 20-29, 30-39, 40-49, 50-59.
b. construct a steam-and leaf plot.
C. construct a histogram. use class boundaries along the
x-axis.

selling price in $ frequency
12- 15 8
16-19 23
20-23 17
24-27 18
28-31 8
32-35 4
36-39 2
1.calculate the average selling price
2.calculate the median
3. construct a histogram
4. Describe the data

y x1 x2 x3
x4
64 74 22 24
17
43 63 29 15
30
51 78 20 9 25
49 52 17 38
29
39 45 12 19 37
Consider the set of dependent and independent variables given
below. Perform a best subsets regression and choose the most
appropriate model for these data.
Find the most appropriate model for the data. Note that the
coefficient is 0 for any variable that is not included in the
model.
y= _____+...

____________________________________________
The results of a sample of 372 subscribers to Wired
magazine shows the time spent using the Internet during the week.
Previous surveys have revealed that the population standard
deviation is 10.95 hours. The sample data can be found in the Excel
test data file.
What is the probability that another sample of 372 subscribers
spends less than 19.00 hours per week using the Internet?
____________________________________________
Develop a 95% confidence interval for the population mean
____________________________________________
If the editors...

The Department of Energy provides fuel economy ratings for all
cars and light trucks sold in the United States. Offered are the
estimated miles per gallon for city driving for the 186 cars
classified as midsize in 2016, arranged in increasing order: 11 11
11 12 13 13 13 14 14 14 14 14 15 15 15 15 15 15 16 16 16 16 16 16
16 16 16 16 16 16 16 17 17 17 17 17 17 18...

Use the data set {13, 16, 17, 18, 19, 19, 20, 25, 27, 30, 35,
42} The data represent the ages of a random sample of people in
line ride a roller coaster. Find the interquartile range (IQR).
Select one:
a. 11
b. 19
c. 23.4
d. 29

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