Question
In: Math
Assume the resting heart rates for a sample of individuals are normally distributed with a mean...
Assume the resting heart rates for a sample of individuals are normally distributed with a mean of 85 and a standard deviation of 20. Use the 68-95-99.7 rule to find the following quantities.
a. The relative frequency of rates less than 125 using the 68-95-99.7 rule is ____________.
b. The relative frequency of rates greater than 105 using the 68-95-99.7 rule is ___________.
c. The relative frequency of rates between 45 and 85 using the 68-95-99.7 rule is _____________.
Solutions
milcah answered 8 months agoRelated Solutions
24. Assume that the resting heart rate in humans is normally distributed with a population mean...
24. Assume that the resting heart rate in humans is normally
distributed with a population mean of 72 bpm and a standard
deviation of 8 bpm.
a. What proportion of the population has resting heart rates
between 70 and 82 bpm?
b. What proportion of the population has resting heart rates
between 50 and 75 bpm?
c. What proportion of the population has resting heart rates
between 60 and 70 bpm?
d. What proportion of the population has resting heart...
Assume that females have pulse rates that are normally distributed with a mean of 74 beats...
Assume that females have pulse rates that are normally distributed
with a mean of 74 beats per minute and a standard deviation of 12.5
beats per minute.
(a) If 1 adult female is randomly selected find the
probability that her pulse rate is less than 80 beats per
minute.
(b) if 16 adult females are randomly selected, find the
probability that they have pulse rates with a mean less than 80
beats per minute
(2a) if 1 adult female is...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 76.0 beats per minute and a
standard deviation of sigma equals 12.5 beats per minute. Complete
parts (a) through (c) below. a. If 1 adult female is randomly
selected, find the probability that her pulse rate is less than 82
beats per minute. The probability is nothing. (Round to four
decimal places as needed.)
b. If 4 adult females are randomly selected, find the...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 75.0 μ=75.0 beats per minute
and a standard deviation of sigma equals 12.5 σ=12.5 beats per
minute. Complete parts (a) through (c) below. a. If 1 adult
female is randomly selected, find the probability that her pulse
rate is between 71 71 beats per minute and 79 79 beats per minute.
The probability is . 2510 .2510 . (Round to four decimal places
as...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 72.0 beats per minute and a
standard deviation of sigma equals 12.5 beats per minute. Complete
parts (a) through (c) below.
a. If 1 adult female is randomly selected, find the probability
that her pulse rate is less than 75 beats per minute.
The probability is _________
(Round to four decimal places as needed.)
b. If 4 adult females are randomly selected, find the...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals μ=74.0 beats per minute and a
standard deviation of sigma equals σ=12.5 beats per minute.
Complete parts (a) through (c) below. a. If 1 adult female is
randomly selected, find the probability that her pulse rate is
less than 77 beats per minute. The probability is nothing. (Round
to four decimal places as needed.) b. If 44 adult females are
randomly selected, find the...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals μ=74.0 beats per minute and a
standard deviation of sigma equals σ=12.5 beats per minute.
Complete parts (a) through (c) below. a. If 1 adult female is
randomly selected, find the probability that her pulse rate is
less than 77 beats per minute. The probability is nothing. (Round
to four decimal places as needed.) b. If 44 adult females are
randomly selected, find the...
Assume that females have pulse rates that are normally distributed with a mean of 72.0 beats...
Assume that females have pulse rates that are normally distributed
with a mean of 72.0 beats per minute and a standard deviation of
12.5 beats per minute. Complete parts a through c below.
A. if 1 female is randomly selected, find the probability that
her pulse rate is between 68 beats per minute amd 76 beats per
minute.
B. If 4 adult females are selected, find the probability that
they have pulse rates with a mean between 68 beats per...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 74.0 beats per minute and a
standard deviation of sigma equals 12.5 beats per minute. Complete
parts (a) through (c) below.
a. If 1 adult female is randomly selected, find the probability
that her pulse rate is less than 81 beats per minute.
b. If 25 adult females are randomly selected, find the
probability that they have pulse rates with a mean less than...
Assume that females have pulse rates that are normally distributed with a mean of mu equals...
Assume that females have pulse rates that are normally
distributed with a mean of mu equals 74.0 beats per minute and a
standard deviation of sigma equals 12.5 beats per minute. Complete
parts (a) through (c) below. a. If 1 adult female is randomly
selected, find the probability that her pulse rate is between 70
beats per minute and 78 beats per minute. The probability is
_______
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