Stem	Leaves
0	122344
0	5667899
1	0123344
1	777
2
2	5788
3	12
3
4	3
4	78
5
5
6	4
6	5

Animal	Number of Blood Types
Pig	16
Cow	12
Chicken	11
Horse	9
Human	8
Sheep	7
Dog	7
Rhesus Monkey	6
Mink	5
Rabbit	5
Mouse	4
Rat	4
Cat	2

The percentage of mortgage loan applications that were denied in the year 2010 is summarized by state in the following stem-and-leaf plot.

Stem Leaves

1 4

1 6667777

1 88888899999

2 0001

2 2233333

2 444455

2 667777

2 8889

3 000

3 2

Units: $3 \mid 2=32 \%$

(a) Describe the shape of the distribution.

(b) Find the median percentage.

Solution

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Answered 2 years ago

Step 1

1 of 7

The given stem and leaf plot is :

Stem	Leaves
1	4
1	6667777
1	88888899999
2	0001
2	2233333
2	444455
2	667777
2	8889
3	000
3	2

And we need to find the shape of the distribution and the median of the data.

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More related questions

advanced math
Find the given areas under the standard normal curve.

Between z = -1.88 and z = 2.41

advanced math

The table gives the average monthly high and low temperatures, in degrees Fahrenheit, for Raleigh, North Carolina, over the course of a year.

Month	High	Low
January	49	30
February	53	32
March	61	40
April	71	48
May	78	57
June	84	65
July	88	69
August	86	68
September	80	62
October	70	49
November	61	42
December	52	33

Find the mean and median for each of the given subgroups.

The low temperatures

advanced math

The table gives the average monthly high and low temperatures, in degrees Fahrenheit, for Raleigh, North Carolina, over the course of a year.

Month	High	Low
January	49	30
February	53	32
March	61	40
April	71	48
May	78	57
June	84	65
July	88	69
August	86	68
September	80	62
October	70	49
November	61	42
December	52	33

Find the mean and median for each of the given subgroups.

The high temperatures

Interval	Frequency
0-9	1
10-19	3
20-29	5
30-39	3
40-49	12
50-59	3
60-69	1
70-79	2

Stem	Leaves
2	7
3
3
4	01
4	899
5	4
5	5
6	122
6	58
7	00124
7	9
8	0044
8	5679
9	00223334
9	5788

advanced math

For the following exercise, use the following table, which gives the monthly returns for the Janus Growth and Income S Fund, the S&P 500, and the sector returns for large growth funds.

Month	Janus	S&P	Large Growth	Month	Janus	S&P	Large Growth
MAY 2013	$1.33$	$2.34$	$2.63$	NOV 2011	$-0.8$	$-0.22$	$-1.06$
APR 2013	$3.01$	$1.93$	$1.25$	OCT 2011	$14.17$	$10.93$	$11.78$
MAR 2013	$4.26$	$3.75$	$3.19$	SEP 2011	$-10.38$	$-7.03$	$-8.45$
FEB 2013	$1.54$	$1.36$	$0.65$	AUG 2011	$-7.94$	$-5.43$	$-6.67$
JAN 2013	$4.8$	$5.18$	$4.75$	JUL 2011	$-2.81$	$-2.03$	$-1.27$
DEC 2012	$1.8$	$0.91$	$0.52$	JUN 2011	$-1.21$	$-1.67$	$-1.5$
NOV 2012	$0.56$	$0.58$	$1.95$	MAY 2011	$-1.07$	$-1.13$	$-1.27$
OCT 2012	$-1.87$	$-1.85$	$-3.01$	APR 2011	$3.67$	$2.96$	$2.91$
SEP 2012	$1.84$	$2.58$	$2.3$	MAR 2011	$-0.24$	$0.04$	$0.37$
AUG 2012 12	$2.77$	$2.25$	$3.27$	FEB 2011	4	$3.43$	$3.27$
JUL 2012	$2.11$	$1.39$	$0.47$	JAN 2011	$2.38$	$2.37$	$1.83$
JUN 2012	$2.8$	$4.12$	$2.6$	DEC 2010	$4.93$	$6.68$	$5.54$
MAY 2012	$-7.19$	$-6.01$	$-7.37$	NOV 2010	$-1.18$	$0.01$	$1.08$
APR 2012	$-0.94$	$-0.63$	$-0.7$	OCT 2010	$3.65$	$3.8$	$4.62$
MAR 2012	$2.32$	$3.29$	$3.37$	SEP 2010	$9.31$	$8.92$	$10.81$
FEB 2012	$5.33$	$4.32$	$5.34$	AUG 2010	$-4.22$	$-4.51$	$-4.72$
JAN 2012	$6.45$	$4.48$	$6.31$	JUL 2010	$6.02$	$7.01$	$6.73$
DEC 2011	$0.43$	$1.02$	$-1.14$	JUN 2010	$-3.92$	$-5.23$	$-5.62$

Find the mean monthly return for the Large Growth funds. Convert this value to the annual return.

advanced math

Use the following table for the following table, which lists expenditures (in billions of dollars with the exception of Parks and Recreation, which is in millions of dollars) for a random sample of seven states. Find the range and standard deviation among the seven states for each category of government expenditure.

	State
Type of Expenditure	GA	IL	LA	MI	NH	OH	PA
Education	24.9	34.8	12.0	29.1	$3.6$	$32.8$	$35.1$
Public Welfare	9.7	17.8	6.4	12.9	2.0	18.4	24.5
Hospitals	5.1	2.6	4.6	3.5	0.1	4.0	3.0
Health	2.0	3.1	0.9	3.8	0.1	3.9	3.8
Highways	3.4	8.2	2.9	3.7	0.7	4.8	8.6
Police Protection	2.2	4.6	1.4	2.4	0.3	3.3	3.1
Fire Protection	1.0	2.3	0.6	2.3	0.2	1.8	0.7
Parks and Recreation	964	2552	709	725	107	1226	1194

Education

advanced math
Find the mean for the following data set. Round to the nearest tenth.

Earthquakes on the Richter scale:

3.5, 4.2, 5.8, 6.3, 7.1, 2.8, 3.7, 4.2, 4.2, 5.7

advanced math

The data for the following exercise consist of a random sample of 40 companies that were part of the S&P 500 and information was current as of May 24, 2013. For each variable,

(a) group the data as indicated;

(b) prepare a frequency distribution with columns for intervals and frequencies;

The variable is earnings per share. Use 6 intervals, starting with -5.00 to -.01, 0 to 4.99, etc.

3.72	1.12	1.43	23.48	8.48	1.3	0.87	13.32	5.47
1.22	1.64	0.65	4.57	2.55	0.98	0.89	-0.24	2.94	0.35
2.54	3.44	3.04	4.99	0.29	2.81	1.58	6.06	3.15	2.67
3.48	1.58	5.66	3.16	3.75	-0.41	6.58	2.52	5.06	0.97

advanced math
Work the following problem.

The revenue (in millions of dollars) for the Starbucks Corporation for the years 2003-2012 is given in the table.

Year Revenue

2003 4075.5

2004 5294.3

2005 6369.3

2006 7786.9

2007 9411.5

2008 10,383.0

2009 9775.0

2010 10,707.0

2011 11,700.0

2012 13,300.0

(a) Calculate the mean and median for these data.

(b) What year's revenue is closest to the mean?

Year	Revenue
2003	4075.5
2004	5294.3
2005	6369.3
2006	7786.9
2007	9411.5
2008	10,383.0
2009	9775.0
2010	10,707.0
2011	11,700.0
2012	13,300.0

1/4

advanced math
Find the given areas under the standard normal curve.

Between z = -1.88 and z = 2.41

advanced math

The table gives the average monthly high and low temperatures, in degrees Fahrenheit, for Raleigh, North Carolina, over the course of a year.

Month	High	Low
January	49	30
February	53	32
March	61	40
April	71	48
May	78	57
June	84	65
July	88	69
August	86	68
September	80	62
October	70	49
November	61	42
December	52	33

Find the mean and median for each of the given subgroups.

The low temperatures

advanced math

The table gives the average monthly high and low temperatures, in degrees Fahrenheit, for Raleigh, North Carolina, over the course of a year.

Month	High	Low
January	49	30
February	53	32
March	61	40
April	71	48
May	78	57
June	84	65
July	88	69
August	86	68
September	80	62
October	70	49
November	61	42
December	52	33

Find the mean and median for each of the given subgroups.

The high temperatures

Interval	Frequency
0-9	1
10-19	3
20-29	5
30-39	3
40-49	12
50-59	3
60-69	1
70-79	2

Stem	Leaves
2	7
3
3
4	01
4	899
5	4
5	5
6	122
6	58
7	00124
7	9
8	0044
8	5679
9	00223334
9	5788

advanced math

For the following exercise, use the following table, which gives the monthly returns for the Janus Growth and Income S Fund, the S&P 500, and the sector returns for large growth funds.

Month	Janus	S&P	Large Growth	Month	Janus	S&P	Large Growth
MAY 2013	$1.33$	$2.34$	$2.63$	NOV 2011	$-0.8$	$-0.22$	$-1.06$
APR 2013	$3.01$	$1.93$	$1.25$	OCT 2011	$14.17$	$10.93$	$11.78$
MAR 2013	$4.26$	$3.75$	$3.19$	SEP 2011	$-10.38$	$-7.03$	$-8.45$
FEB 2013	$1.54$	$1.36$	$0.65$	AUG 2011	$-7.94$	$-5.43$	$-6.67$
JAN 2013	$4.8$	$5.18$	$4.75$	JUL 2011	$-2.81$	$-2.03$	$-1.27$
DEC 2012	$1.8$	$0.91$	$0.52$	JUN 2011	$-1.21$	$-1.67$	$-1.5$
NOV 2012	$0.56$	$0.58$	$1.95$	MAY 2011	$-1.07$	$-1.13$	$-1.27$
OCT 2012	$-1.87$	$-1.85$	$-3.01$	APR 2011	$3.67$	$2.96$	$2.91$
SEP 2012	$1.84$	$2.58$	$2.3$	MAR 2011	$-0.24$	$0.04$	$0.37$
AUG 2012 12	$2.77$	$2.25$	$3.27$	FEB 2011	4	$3.43$	$3.27$
JUL 2012	$2.11$	$1.39$	$0.47$	JAN 2011	$2.38$	$2.37$	$1.83$
JUN 2012	$2.8$	$4.12$	$2.6$	DEC 2010	$4.93$	$6.68$	$5.54$
MAY 2012	$-7.19$	$-6.01$	$-7.37$	NOV 2010	$-1.18$	$0.01$	$1.08$
APR 2012	$-0.94$	$-0.63$	$-0.7$	OCT 2010	$3.65$	$3.8$	$4.62$
MAR 2012	$2.32$	$3.29$	$3.37$	SEP 2010	$9.31$	$8.92$	$10.81$
FEB 2012	$5.33$	$4.32$	$5.34$	AUG 2010	$-4.22$	$-4.51$	$-4.72$
JAN 2012	$6.45$	$4.48$	$6.31$	JUL 2010	$6.02$	$7.01$	$6.73$
DEC 2011	$0.43$	$1.02$	$-1.14$	JUN 2010	$-3.92$	$-5.23$	$-5.62$

Find the mean monthly return for the Large Growth funds. Convert this value to the annual return.

advanced math

	State
Type of Expenditure	GA	IL	LA	MI	NH	OH	PA
Education	24.9	34.8	12.0	29.1	$3.6$	$32.8$	$35.1$
Public Welfare	9.7	17.8	6.4	12.9	2.0	18.4	24.5
Hospitals	5.1	2.6	4.6	3.5	0.1	4.0	3.0
Health	2.0	3.1	0.9	3.8	0.1	3.9	3.8
Highways	3.4	8.2	2.9	3.7	0.7	4.8	8.6
Police Protection	2.2	4.6	1.4	2.4	0.3	3.3	3.1
Fire Protection	1.0	2.3	0.6	2.3	0.2	1.8	0.7
Parks and Recreation	964	2552	709	725	107	1226	1194

Education

advanced math
Find the mean for the following data set. Round to the nearest tenth.

Earthquakes on the Richter scale:

3.5, 4.2, 5.8, 6.3, 7.1, 2.8, 3.7, 4.2, 4.2, 5.7

advanced math

The data for the following exercise consist of a random sample of 40 companies that were part of the S&P 500 and information was current as of May 24, 2013. For each variable,

(a) group the data as indicated;

(b) prepare a frequency distribution with columns for intervals and frequencies;

The variable is earnings per share. Use 6 intervals, starting with -5.00 to -.01, 0 to 4.99, etc.

3.72	1.12	1.43	23.48	8.48	1.3	0.87	13.32	5.47
1.22	1.64	0.65	4.57	2.55	0.98	0.89	-0.24	2.94	0.35
2.54	3.44	3.04	4.99	0.29	2.81	1.58	6.06	3.15	2.67
3.48	1.58	5.66	3.16	3.75	-0.41	6.58	2.52	5.06	0.97

advanced math
Work the following problem.

The revenue (in millions of dollars) for the Starbucks Corporation for the years 2003-2012 is given in the table.

Year Revenue

2003 4075.5

2004 5294.3

2005 6369.3

2006 7786.9

2007 9411.5

2008 10,383.0

2009 9775.0

2010 10,707.0

2011 11,700.0

2012 13,300.0

(a) Calculate the mean and median for these data.

(b) What year's revenue is closest to the mean?

Year	Revenue
2003	4075.5
2004	5294.3
2005	6369.3
2006	7786.9
2007	9411.5
2008	10,383.0
2009	9775.0
2010	10,707.0
2011	11,700.0
2012	13,300.0

1/7

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