Claim: The standard deviation of pulse rates of adult males is less than 11 bpm. For a random sample of 148 adult males, the pulse rates have a standard deviation of 9.9 bpm. Complete parts (a) and (b) below. Express the original claim in symbolic form. ▼ pp muμ sigmaσ ▼ less than< equals= greater than> not equals≠ nothing bpm (Type an integer or a decimal. Do not round.) Identify the null and alternative hypotheses. H0: ▼ muμ pp sigmaσ ▼ not equals≠ less than< greater than> equals= nothing bpm H1: ▼ muμ sigmaσ pp ▼ not equals≠ greater than> equals= less than< nothing bpm (Type integers or decimals. Do not round.)
Claim: The standard deviation of pulse rates of adult males is less than 11 bpm. For a random sample of 148 adult males, the pulse rates have a standard deviation of 9.9 bpm. Complete parts (a) and (b) below. Express the original claim in symbolic form. ▼ pp muμ sigmaσ ▼ less than< equals= greater than> not equals≠ nothing bpm (Type an integer or a decimal. Do not round.) Identify the null and alternative hypotheses. H0: ▼ muμ pp sigmaσ ▼ not equals≠ less than< greater than> equals= nothing bpm H1: ▼ muμ sigmaσ pp ▼ not equals≠ greater than> equals= less than< nothing bpm (Type integers or decimals. Do not round.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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Question
Claim: The standard deviation of pulse rates of adult males is
less than
11
bpm. For a random sample of
148
adult males, the pulse rates have a standard deviation of
9.9
bpm. Complete parts (a) and (b) below.
- Express the original claim in symbolic form.
▼
pp
muμ
sigmaσ
▼
less than<
equals=
greater than>
not equals≠
nothing
bpm
(Type an integer or a decimal. Do not round.)
- Identify the null and alternative hypotheses.
H0:
▼
muμ
pp
sigmaσ
▼
not equals≠
less than<
greater than>
equals=
nothing
bpm
H1:
▼
muμ
sigmaσ
pp
▼
not equals≠
greater than>
equals=
less than<
nothing
bpm
(Type integers or decimals. Do not round.)
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