Assume that women have heights that are normally distributed
with a mean of 64.1 inches and...
Assume that women have heights that are normally distributed
with a mean of 64.1 inches and a standard deviation of 2.5 inches.
Find the 85th percentile of women's heights.
heights of women are normally distributed with a mean of 63.6
inches and a std.dev of 2.5
find the 83rd percentile
if one woman is randomly selected find the probability she has
a height greater thanks 6 ft
if 16 women are randomly selected find the prob their mean
weight is greater than 5’6
The heights of North American women are normally distributed
with a mean of 64 inches and a standard deviation of 2 inches.
(a) What is the probability that a randomly selected woman is
taller than 66 inches?
(b) A random sample of 40 women is selected. What is the
probability that the sample mean height is greater than 66
inches?
Heights of women are normally distributed with a mean of 63.8
inches and a standard deviation of 2.6 inches.
a) find the probability that the height of a single randomly
chosen women is less than 62 inches
b) find the probability that the mean height of a sample of 16
women is less than 62 inches
The distribution of heights of adult women is Normally
distributed, with a mean of 65 inches and a standard deviation of
3.5 inches.Susan's height has a z-score of negative 0.5 when
compared to all adult women in this distribution. What does this
z-score tell us about how Susan's height compares to other adult
women in terms of height?
Assume that the heights of men are normally distributed with a
mean of 70.7 inches and a standard deviation of 2.8 inches. If 64
men are randomly selected,
Find:-
(a) Describe the sampling distribution of x. Sketch the
distribution.
(b) Find the probability that they have a mean height greater
than 71.7 inches.
(c) Find the probability that they have a mean height between
68.5 and 73 inches.
(d) Find the 95th percentile of the heights of men.
Assume that the heights of men are normally distributed with a
mean of 68.1 inches and a standard deviation of 2.8 inches. If 64
men are randomly selected, find the probability that they have a
mean height greater than 69.1 inches.
(Round your answer to three decimal places.)
Assuming that the heights of college women are normally
distributed with mean 61 inches and standard deviation 3.4 inches,
answer the following questions. (Hint: Use the figure below with
mean μ and standard deviation σ.) (a) What percentage of women are
taller than 61 inches? % (b) What percentage of women are shorter
than 61 inches? % (c) What percentage of women are between 57.6
inches and 64.4 inches? % (d) What percentage of women are between
54.2 and 67.8...
Assuming that the heights of college women are normally
distributed with mean 70 inches and standard deviation 3.4 inches,
answer the following questions. (Hint: Use the figure
below with mean μ and standard deviation σ.)
(a) What percentage of women are taller than 70 inches?
%
(b) What percentage of women are shorter than 70 inches?
%
(c) What percentage of women are between 66.6 inches and 73.4
inches?
%
(d) What percentage of women are between 63.2 and 76.8...
Assume heights of men are normally distributed with a mean of
69.3 inches with a standard deviation of 3.4 inches. The U.S. Air
Force requires that pilots have heights between 64 in. and 77
in.
A) What is the probability that a random sample of 10 males will
have a mean height greater than 6 feet (72 inches)?
B) What height for males represents the 90th percentile?
C) Suppose a random sample of 32 males has a mean height of...
Assume heights of men are normally distributed with a mean of
69.3 inches with a standard deviation of 3.4 inches. The U.S. Air
Force requires that pilots have heights between 64 in. and 77
in.
A) What is the probability that a random sample of 10 males will
have a mean height greater than 6 feet (72 inches)?
B) What height for males represents the 90th percentile?
C) Suppose a random sample of 32 males has a mean height of...