For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 3535 beats per minute, the mean of the listed pulse rates is x overbarxequals=78.078.0 beats per minute, and their standard deviation is sequals=27.827.8 beats per minute. a. What is the difference between the pulse rate of 3535 beats per minute and the mean pulse rate of the females? b. How many standard deviations is that [the difference found in part (a)]? c. Convert the pulse rate of 3535 beats per minutes to a z score. d. If we consider pulse rates that convert to z scores between minus−2 and 2 to be neither significantly low nor significantly high, is the pulse rate of 3535 beats per minute significant? a. The difference is nothing beats per minute. (Type an integer or a decimal. Do not round.) b. The difference is nothing standard deviations. (Round to two decimal places as needed.) c. The z score is zequals=nothing. (Round to two decimal places as needed.) d. The lowest pulse rate is ▼ not significant. significantly low. significantly high.
For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 3535 beats per minute, the mean of the listed pulse rates is x overbarxequals=78.078.0 beats per minute, and their standard deviation is sequals=27.827.8 beats per minute. a. What is the difference between the pulse rate of 3535 beats per minute and the mean pulse rate of the females? b. How many standard deviations is that [the difference found in part (a)]? c. Convert the pulse rate of 3535 beats per minutes to a z score. d. If we consider pulse rates that convert to z scores between minus−2 and 2 to be neither significantly low nor significantly high, is the pulse rate of 3535 beats per minute significant? a. The difference is nothing beats per minute. (Type an integer or a decimal. Do not round.) b. The difference is nothing standard deviations. (Round to two decimal places as needed.) c. The z score is zequals=nothing. (Round to two decimal places as needed.) d. The lowest pulse rate is ▼ not significant. significantly low. significantly high.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is
3535
beats per minute, the mean of the listed pulse rates is
x overbarxequals=78.078.0
beats per minute, and their standard deviation is
sequals=27.827.8
beats per minute.a. What is the difference between the pulse rate of
3535
beats per minute and the mean pulse rate of the females?b. How many standard deviations is that [the difference found in part (a)]?
c. Convert the pulse rate of
3535
beats per minutes to a z score.d. If we consider pulse rates that convert to z scores between
minus−2
and 2 to be neither significantly low nor significantly high, is the pulse rate of
3535
beats per minute significant?a. The difference is
nothing
beats per minute.(Type an integer or a decimal. Do not round.)
b. The difference is
nothing
standard deviations.(Round to two decimal places as needed.)
c. The z score is
zequals=nothing.
(Round to two decimal places as needed.)
d. The lowest pulse rate is
▼
not significant.
significantly low.
significantly high.
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