Question

The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 264.3 and a standard deviation of 60.8. (All units are 1000 cells/muμL.) Using the Empirical rule, find each approximate percentage below.

a. What is the approximate percentage of women with platelet counts within 3 standard deviations of the mean, or between 81.9 and 446.9?

b. What is the approximate percentage of women with platelet counts between 142.7 and 385.9

Answer #1

The blood platelet counts of a group of women have a
bell-shaped distribution with a mean of 253.7 and a standard
deviation of 60.7. (All units are 1000 cells/muL.) Using the
empirical rule, find each approximate percentage below. a. What is
the approximate percentage of women with platelet counts within 3
standard deviations of the mean, or between 71.6 and 435.8? b.
What is the approximate percentage of women with platelet counts
between 193.0 and 314.4?

The blood platelet counts of a group of women have a?
bell-shaped distribution with a mean of 249.9 and a standard
deviation of 68.8. ?(All units are 1000 ?cells/mu?L.) Using the
empirical? rule, find each approximate percentage below. a. What is
the approximate percentage of women with platelet counts within 1
standard deviation of the? mean, or between 181.1 and 318.7?? b.
What is the approximate percentage of women with platelet counts
between 43.5 and 456.3??

The body temperatures of a group of healthy adults have a
bell-shaped distribution with a mean of 98.24°F and a standard
deviation of 0.64°F. Using the empirical rule, find each
approximate percentage below. (do not round)
a.
What is the approximate percentage of healthy adults with body
temperatures within 3 standard deviations of the mean, or between
96.32°F and 100.16°F?
b.
What is the approximate percentage of healthy adults with body
temperatures between 97.60°F and 98.88°F?

The prices of all college textbooks follow a
bell-shaped distribution with a mean of $180 and standard deviation
of $30. Using the empirical rule, find the percentage of all
college textbooks with their prices between $120 and $240.

Suppose that IQ scores have a bell-shaped distribution with a
mean of 103 and a standard deviation of 15. Using the empirical
rule, what percentage of IQ scores are at least 133? Please do not
round your answer.

Heights of men on a baseball team have a bell-shaped
distribution with a mean of 185 cm and a standard deviation of 9
cm
Using the empirical rule, what is the approximate percentage of
the men between the following values?
a. 176 cm and 194 cm
b.167 cm and 203 cm
a. ____% of the men are between 176 cm and 194 cm.
(Round to one decimal place as needed.)
b.______ % of the men are between 167 cm and...

If a variable has a distribution that is? bell-shaped with mean
23 and standard deviation 3?, then according to the Empirical?
Rule, what percent of the data will lie between 14 and 32??

The weight of an organ in adult males has a? bell-shaped
distribution with a mean of 350 grams and a standard deviation of
30 grams. Use the empirical rule to determine the following.
?(a) About 68% of organs will be between what? weights?
?(b) What percentage of organs weighs between 260 grams and 440
?grams?
?(c) What percentage of organs weighs less than 260 grams or
more than 440 grams?
?(d) What percentage of organs weighs between 290 grams and...

The distribution of rhesus monkey tail lengths is bell-shaped,
unimodal, and approximately symmetric. The average tail length is
6.8 cm and the standard deviation is 0.44 cm. Roscoe has a tail
that is 10.2 cm long. What conclusion can we make based on the
information given?
a. We can apply the empirical rule to conclude that Roscoe is a
potential outlier because he falls more than three standard
deviations away from the mean.
b. We can apply the empirical rule...

The Acme Company manufactures widgets. The
distribution of widget weights is bell shaped. The widget weights
have a means of 63 ounces and a standard deviation of 3
ounces
Use the empirical rule
a)95% of the widget lie between ___ and ___
b)what percentage of the widget lie between 60 and 69 ounces?
c) what percentage of the widget lie above 54?

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