he data set below on the left represents the annual rate of return (in percent) of eight randomly sampled bond nutual funds, and the data set below on the right represents the annual rate of return (in percent) of eight randomly sampled stock mutual funds. Use the information in the table below to complete parts (a) through (d). Then complete part (e). (a) Determine the mean and standard deviation of each data set The mean of the data set for bond mutual funds is (Type an integer or decimal rounded to three decimal places as needed) Bond mutual funds Stock mutual O funds The standard deviation of the data set for bond mutual funds is 3.1 1.7 9.3 7.5 (Type an integer or decimal rounded to three decimal places as needed) 1.8 3.3 9.0 7.3 The mean of the data set for stock mutual funds is 2.3 2.6 8.3 7.1 (Type an integer or decimal rounded to three decimal places as needed 1.5 1.9 8.0 6.8 The standard deviation of the data set for stock mutual funds is (Type an integer or decimal rounded to three decimal places as needed) have more spread (b) Based only on the standard deviation, leviation of the mean? (c) What proportion of the bond mutual fur bond mutual funds stock mutual funds 1) (Type an integer or decimal rounded to thr What proportion of the stock mutual funds are within one standard deviation of the mean? Click to select your answer(s). 507 AM 2/26/2021

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The data set below on the left represents the annual rate of return (in percent) of eight randomly sampled bond
mutual funds, and the data set below on the right represents the annual rate of return (in percent) of eight
randomly sampled stock mutual funds. Use the information in the table below to complete parts (a) through (d).
Then complete part (e).
possible
Question Help v 0
(c) What proportion of the bond mutual funds are within one standard deviation of the mean?
Bond mutual
Stock mutual D
(Type an integer or decimal rounded to three decimal places as needed)
funds
funds
3.1
What proportion of the stock mutual funds are within one standard deviation of the mean?
1.7
9.3
7.5
1.8
3.3
9.0
7.3
2.3
2.6
8.3
(Type an integer or decimal rounded to three decimal places as needed)
7.1
1.5
1.9
8.0
6.8
(d) The coefficient of variation, CV, is defined as the ratio of the standard deviation to the mean of a data set
standard deviation
CV=
mean
The CV allows for a comparison in spread by describing the amount of spread per unit mean Compute the CV
for both data sets.
What is the CV of the data set for bond mutual funds?
(Type an integer or decimal rounded to three decimal places as needed)
What is the CV of the data set for stock mutual funds?
Click to select your answer(s)
507 AM
2/26/2021
P Type here to search
TOUGHBOOK
Panasonic CF-54
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887
Transcribed Image Text:The data set below on the left represents the annual rate of return (in percent) of eight randomly sampled bond mutual funds, and the data set below on the right represents the annual rate of return (in percent) of eight randomly sampled stock mutual funds. Use the information in the table below to complete parts (a) through (d). Then complete part (e). possible Question Help v 0 (c) What proportion of the bond mutual funds are within one standard deviation of the mean? Bond mutual Stock mutual D (Type an integer or decimal rounded to three decimal places as needed) funds funds 3.1 What proportion of the stock mutual funds are within one standard deviation of the mean? 1.7 9.3 7.5 1.8 3.3 9.0 7.3 2.3 2.6 8.3 (Type an integer or decimal rounded to three decimal places as needed) 7.1 1.5 1.9 8.0 6.8 (d) The coefficient of variation, CV, is defined as the ratio of the standard deviation to the mean of a data set standard deviation CV= mean The CV allows for a comparison in spread by describing the amount of spread per unit mean Compute the CV for both data sets. What is the CV of the data set for bond mutual funds? (Type an integer or decimal rounded to three decimal places as needed) What is the CV of the data set for stock mutual funds? Click to select your answer(s) 507 AM 2/26/2021 P Type here to search TOUGHBOOK Panasonic CF-54 Pause Nun Lock PrtSc Scroll Lock F1 F11 Break F7 F8 F9 F5 F6 bysis F. F4 100 18 F1 F2 Back space Es %3D # 8 B @ 5 2 42 Page Ur 1 AI Y R Tab Enter 田 2 日 --- 887
The data set below on the left represents the annual rate of return (in percent) of eight randomly sampled bond
mutual funds, and the data set below on the right represents the annual rate of return (in percent) of eight
randomly sampled stock mutual funds. Use the information in the table below to complete parts (a) through (d).
Then complete part (e).
Question Help
(a) Determine the mean and standard deviation of each data set
The mean of the data set for bond mutual funds is
Bond mutual
Stock mutual o
(Type an integer or decimal rounded to three decimal places as needed)
funds
funds
The standard deviation of the data set for bond mutual funds is
3.1
1.7
9.3
7.5
(Type an integer or decimal rounded to three decimal places as needed)
1.8
3.3
9.0
7.3
The mean of the data set for stock mutual funds is
(Type an integer or decimal rounded to three decimal places as needed.)
2.3
2.6
8.3
7.1
1.5
1.9
8.0
6.8
The standard deviation of the data set for stock mutual funds is
(Type an integer or decimal rounded to three decimal places as needed.)
(b) Based only on the standard deviation,
V have more spread
(c) What proportion of the bond mutual fur
leviation of the mean?
bond mutual funds
stock mutual funds
(Type an integer or decimal rounded to thr
What proportion of the stock mutual funds are within one standard deviation of the mean?
Click to select your answer(s).
507 AM
OA 4 2/26/2021
P Type here to search
TOUGHBOOK
Panasonic
CF-54
Nun
Lock
Scaroll
Lock
Pause
Break
PrtSc
F1
F11
F8
18
F6
F7
bysis
F5
F4
F.
F1
F2
744
Home
Es
8 B
#3
2 A2
3.
1 A1
RI
T
5
W
E
Ente
A4
Transcribed Image Text:The data set below on the left represents the annual rate of return (in percent) of eight randomly sampled bond mutual funds, and the data set below on the right represents the annual rate of return (in percent) of eight randomly sampled stock mutual funds. Use the information in the table below to complete parts (a) through (d). Then complete part (e). Question Help (a) Determine the mean and standard deviation of each data set The mean of the data set for bond mutual funds is Bond mutual Stock mutual o (Type an integer or decimal rounded to three decimal places as needed) funds funds The standard deviation of the data set for bond mutual funds is 3.1 1.7 9.3 7.5 (Type an integer or decimal rounded to three decimal places as needed) 1.8 3.3 9.0 7.3 The mean of the data set for stock mutual funds is (Type an integer or decimal rounded to three decimal places as needed.) 2.3 2.6 8.3 7.1 1.5 1.9 8.0 6.8 The standard deviation of the data set for stock mutual funds is (Type an integer or decimal rounded to three decimal places as needed.) (b) Based only on the standard deviation, V have more spread (c) What proportion of the bond mutual fur leviation of the mean? bond mutual funds stock mutual funds (Type an integer or decimal rounded to thr What proportion of the stock mutual funds are within one standard deviation of the mean? Click to select your answer(s). 507 AM OA 4 2/26/2021 P Type here to search TOUGHBOOK Panasonic CF-54 Nun Lock Scaroll Lock Pause Break PrtSc F1 F11 F8 18 F6 F7 bysis F5 F4 F. F1 F2 744 Home Es 8 B #3 2 A2 3. 1 A1 RI T 5 W E Ente A4
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