5:34 stat questions 2:25.png a 17.| Diagnostic Tests: Plasma Volume Total plasma volume is important in determining the required plasma component in blood replacement therapy for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. (Reference: See Problem 16.) om sl Suppose that a random sample of 45 male firefighters are tested and that they leviaihave a plasma volume sample mean of x = 37.5ml/kg (milliliters plasma per %3D no lo ni kilogram body weight). Assume that o = a lavsin blood plasma. 7.50 ml/kg for the distribution of no lo ni (a) Find a 99% confidence interval for the population mean blood plasma volume in male firefighters. What is the margin of error? Isvis o to nig (b) What conditions are necessary for your calculations? (c) Interpret your results in the context of this problem. (d) Sample Size Find the sample size necessary for a 99% confidence level with maximal margin of error E = 2.50 for the mean plasma volume in nsl or olan male firefighters. 18.| Agriculture: Watermelon What price do farmers get for their watermelon ebaoge crops? In the third week of July, a random sample of 40 farming regions gave a sample mean of x bai is known to be $1.92 per 100 pounds (Reference: Agricultural Statistics, U.S. iw lo s Department of Agriculture). $6.88 per 100 pounds of watermelon. Assume that o (a) Find a 90% confidence interval for the population mean price (per 100 pounds) that farmers in this region get for their watermelon crop. What is the margin of error? lo noi (b) Sample Size Find the sample size necessary for a 90% confidence level with maximal margin of error E = 0.3 for the mean price per 100 pounds in pan h) lo be of watermelon. (c) A farm brings 15 tons of watermelon to market. Find a 90% confidence tn interval for the population mean cash value of this crop. What is the mar- gin of error? Hint: 1 ton is 2000 pounds.
5:34 stat questions 2:25.png a 17.| Diagnostic Tests: Plasma Volume Total plasma volume is important in determining the required plasma component in blood replacement therapy for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. (Reference: See Problem 16.) om sl Suppose that a random sample of 45 male firefighters are tested and that they leviaihave a plasma volume sample mean of x = 37.5ml/kg (milliliters plasma per %3D no lo ni kilogram body weight). Assume that o = a lavsin blood plasma. 7.50 ml/kg for the distribution of no lo ni (a) Find a 99% confidence interval for the population mean blood plasma volume in male firefighters. What is the margin of error? Isvis o to nig (b) What conditions are necessary for your calculations? (c) Interpret your results in the context of this problem. (d) Sample Size Find the sample size necessary for a 99% confidence level with maximal margin of error E = 2.50 for the mean plasma volume in nsl or olan male firefighters. 18.| Agriculture: Watermelon What price do farmers get for their watermelon ebaoge crops? In the third week of July, a random sample of 40 farming regions gave a sample mean of x bai is known to be $1.92 per 100 pounds (Reference: Agricultural Statistics, U.S. iw lo s Department of Agriculture). $6.88 per 100 pounds of watermelon. Assume that o (a) Find a 90% confidence interval for the population mean price (per 100 pounds) that farmers in this region get for their watermelon crop. What is the margin of error? lo noi (b) Sample Size Find the sample size necessary for a 90% confidence level with maximal margin of error E = 0.3 for the mean price per 100 pounds in pan h) lo be of watermelon. (c) A farm brings 15 tons of watermelon to market. Find a 90% confidence tn interval for the population mean cash value of this crop. What is the mar- gin of error? Hint: 1 ton is 2000 pounds.
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6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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stat questions 2:25.png
a 17.| Diagnostic Tests: Plasma Volume Total plasma volume is important in
determining the required plasma component in blood replacement therapy
for a person undergoing surgery. Plasma volume is influenced by the overall
health and physical activity of an individual. (Reference: See Problem 16.)
om sl Suppose that a random sample of 45 male firefighters are tested and that they
leviaihave a plasma volume sample mean of x = 37.5ml/kg (milliliters plasma per
%3D
no lo ni kilogram body weight). Assume that o =
a lavsin blood plasma.
7.50 ml/kg for the distribution of
no lo ni (a) Find a 99% confidence interval for the population mean blood plasma
volume in male firefighters. What is the margin of error?
Isvis
o to nig (b) What conditions are necessary for your calculations?
(c) Interpret your results in the context of this problem.
(d) Sample Size Find the sample size necessary for a 99% confidence level
with maximal margin of error E = 2.50 for the mean plasma volume in
nsl or
olan
male firefighters.
18.| Agriculture: Watermelon What price do farmers get for their watermelon
ebaoge crops? In the third week of July, a random sample of 40 farming regions gave
a sample mean of x
bai is known to be $1.92 per 100 pounds (Reference: Agricultural Statistics, U.S.
iw lo s Department of Agriculture).
$6.88 per 100 pounds of watermelon. Assume that o
(a) Find a 90% confidence interval for the population mean price (per 100
pounds) that farmers in this region get for their watermelon crop. What is
the margin of error?
lo noi (b) Sample Size Find the sample size necessary for a 90% confidence level
with maximal margin of error E = 0.3 for the mean price per 100 pounds
in pan h)
lo be
of watermelon.
(c) A farm brings 15 tons of watermelon to market. Find a 90% confidence
tn interval for the population mean cash value of this crop. What is the mar-
gin of error? Hint: 1 ton is 2000 pounds.
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