Question

Observation Number
Observation

1 -11

2 -11

3 -11

4 -15

5 -17

6 -17

7 -20

8 -24

9 -25

10- 26

11 -28

12 -28

13 -29

14 -31

Calculate:-

A. MODE

B. 90TH PERCENTILE

C. STANDARD DEVIATION (ROUND THE ANSWER TO ONE DECIMAL PLACE)

D. MEDIAN

Answer #1

____________________________________________
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...

Indices DUR DUR (OLD)
1 6 11
2 13 14
3 11 14
4 7 10
5 9 9
6 7 10
7 8 11
8 5 8
9 7 6
10 7 10
11 7 13
12 3 5
13 10 13
14 3 15
15 4 12
16 9 7
17 9 8
18 10 13
19 6 10
20 8 14
21 10 14
22 8 18
23 2 10
24 4 11
25 7 16
26 ...

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...

A company has the following returns over the past 30 months:
Month Ret.(%) Month Ret.(%) Month Ret.(%)
1) 3 11 -3 21 -1
2) -16 12 -2 22 -24
3) 31 13 -8 23 -14
4) 33 14 2 24 -19
5) -23 15 35 25 -19
6) -17 16 11 26 33
7) 8 17 -20 27 -18
8) -19 18 15 28 23
9) -13 19 -12 29 6
10 -17 20 17 30 5
What is...

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...

Person
number
X
Value
Y
Value
Person number
X
Value
Y
Value
Person number
X
Value
Y
Value
1
24
30
11
39
42
21
21
27
2
42
53
12
60
65
22
33
29
3
20
27
13
34
40
23
25
27
4
31
30
14
24
26
24
22
25
5
22
24
15
51
57
25
28
33
6
46
47
16
80
83
26
34
40
7
52
60
17
28
27
27
53...

The table below shows average daily sales of Rice Krispies in
the month of June in 74 Noodles & Company restaurants. Use the
following data set and answer the questions
32
8
14
20
28
19
37
31
16
16
16
29
11
34
31
18
22
17
27
16
24
49
25
18
25
21
15
16
20
11
21
29
14
25
10
15
8
12
12
19
21
28
27
26
12
24
18
19
24
16...

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...

Studies are often done by pharmaceutical companies to determine
the effectiveness of a treatment program. Suppose that a new AIDS
antibody drug is currently under study. It is given to patients
once the AIDS symptoms have revealed themselves. Of interest is the
average length of time in months patients live once starting the
treatment. Two researchers each follow a different set of 40 AIDS
patients from the start of treatment until their deaths. The
following data (in months) are collected....

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,...

ADVERTISEMENT

Get Answers For Free

Most questions answered within 1 hours.

ADVERTISEMENT

asked 10 minutes ago

asked 10 minutes ago

asked 15 minutes ago

asked 17 minutes ago

asked 20 minutes ago

asked 20 minutes ago

asked 25 minutes ago

asked 29 minutes ago

asked 29 minutes ago

asked 39 minutes ago

asked 59 minutes ago

asked 1 hour ago