Question

Calculate the five-number summary and the IQR for the following dataset that shows the number of text messages per student in a class. 0, 3, 10, 16, 16, 18, 20, 21, 22, 24, 25, 25, 27, 30, 35, 41.

Answer #1

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...

Dataset:
Husband Wife
53 50
38 34
46 44
30 36
31 23
26 31
29 25
48 51
65 46
29 26
28 23
29 32
25 22
22 21
21 24
43 50
24 27
38 33
33 26
35 29
40 29
27 25
27 24
49 38
48 39
27 27
26 24
40 34
35 37
21 26
32 39
30 28
60 52
36 40
25 23
66 55
52 34
41 40
43 ...

Which data set would produce the following 5-number summary?
16, 21, 24, 26, 28
Group of answer choices
24, 18, 22, 23, 23, 21, 28
24, 18, 22, 25, 30, 21, 20
24, 16, 22, 28, 26, 21, 24
24, 16, 22, 25, 28, 21, 24

The results of a sample of 372 subscribers
toWiredmagazine 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 of Wiredwanted to have the...

6. Using the class data (see Blackboard file - "Class Survey
Data - PSS-10 and GAS") calculate the correlation between the GAS –
Goal disengagement and the GAS – Goal reengagement scores. Write
the results in a statistical statement.
7. Using the class data calculate the correlation between the
GAS – Goal disengagement and the PSS-10 scores. Write the results
in a statistical statement.
8. Using the class data calculate the correlation between the
GAS – Goal reengagement scores and...

Driving under the influence of alcohol (DUI) is a serious
offense. The following data give the ages of random sample of 50
Drivers arrested while driving under the influence of alcohol.
Using the listed ages; find 16 18 20 21 21 22 22 22 23 24 24 25 26
26 26 27 27 27 29 30 30 31 31 32 33 34 34 35 35 36 37 38 39 40 40
41 43 45 46 47 47 49 49 51...

The five number summary of a dataset was found to be:
0, 6, 8, 15, 18
An observation is considered an outlier if it is
below:
An observation is considered an outlier if it is
above:

31. Consider the following dataset:
3 16 17 18 19 20 21 22
Part A: Determine Q1, Q2, and Q3
Part B: Calculate Q3 - Q1 and determine the IQR
Part C: Calculate Q3 + 1.5(IQR) and check the high side of the
dataset for outliers:
Part D: Calculate Q1 - 1.5(IQR) and check the low side of the
dataset for outliers:

____________________________________________
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...

Cassie and Amir are trying to control the number of text
messages they send. They record the number they send every day in
April.
Cassie:
22, 21, 24, 20, 31, 19, 13, 23, 16, 12, 17, 15, 14, 11, 8, 24,
19, 14, 19, 27, 22, 26, 25, 20, 24,
I 8, 28, 12, 18, 22
Amir: 12, 8, 9, 3, 2, 12, 33, 28, 32, 28, 29, 13, 16, 14, 30,
26, 31, 32, 32, 13, 16, 26, 18,...

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