Suppose you have a variable X~N(8, 1.5). Among females in the US between 18 and 74...
Suppose you have a variable X~N(8, 1.5).
Among females in the US between 18 and 74 years of age, diastolic blood pressure is normally distributed with mean µ=77mmHg and standard deviation σ=11.6mmHg
- What is the probability that the woman has a diastolic blood pressure between 60 and 90 mmHg?
Homework Answers
Add Answer to:
Suppose you have a variable X~N(8,
1.5).
Among females in the US between 18 and
74...
Suppose the diastolic blood pressure of females follow Normal distribution with Mean = 80 and Standard...
Suppose the diastolic blood pressure of females follow Normal distribution with Mean = 80 and Standard deviation - 3. The probability that the diastolic blood pressure of a female is greater than 78 is given as None 0.5138 0.7475 0.2392 0
Blood pressure (BP) in childhood tends to increase with age, but differently for boys and girls....
Blood pressure (BP) in childhood tends to increase with age, but differently for boys and girls. Suppose that for boys and girls, mean systolic blood pressure is 95 mmHg at 3 years of age and increases 1.5 mmHg per year up to the age of 13. Furthermore, starting at age 13, the mean increases by 2 mmHg per year for boys and 1 mmHg per year for girls up to the age of 18. Finally, assume that blood pressure is...
8. Normal blood pressure typically is defined as having systolic pressure < 120 and diastolic pressure...
8. Normal blood pressure typically is defined as having systolic pressure < 120 and diastolic pressure <80. Among US residents age 40+, mean systolic pressure is 130 with a standard deviation of 35, and mean diastolic pressure is 80 with a standard deviation of 20. a) What is the probability that a US resident 40+ has high systolic blood pressure? b) What is the probability that a US resident 40+ does not have high diastolic blood pressure?
Systolic blood pressure for women between the ages of 18 and 25 is normally distributed with...
Systolic blood pressure for women between the ages of 18 and 25 is normally distributed with a mean of 111.1(millimeters of mercury) and a standard deviation of 13.97 a. What is the likelihood that an individual woman has a blood pressure above 124
Assume that the random variable X is normally distributed, with mean µ = 50 and standard...
Assume that the random variable X is normally distributed, with mean µ = 50 and standard deviation σ = 7. Compute the probability P(X ≤ 58). Be sure to draw a normal curve with the area corresponding to the probability shaded.
statistics
1. The distribution of systolic blood pressure among college students has a mean of 114.6 and a standard deviation of 14.1. Assuming the systolic blood pressure among college students is normally distributed. What is the probability that someone selected at random:a) Has a blood pressure greater than 120?b) Has a blood pressure less than 110?c) Has a blood pressure between 105 and 125?d) Has a blood pressure outside of the interval between 100 and 130?e) 95% of the students have their blood pressures above what value?f) Between what...
Suppose the time between buses at a particular stop is a positively skewed random variable with...
Suppose the time between buses at a particular stop is a positively skewed random variable with an average of 59 minutes and standard deviation of 6 minutes. Suppose the time between buses at this stop is measured for a randomly selected week, resulting in a random sample of n = 38 times. The average of this sample, X , is a random variable that comes from a specific probability distribution. (a)Which of the following is true about the distribution of...
1. Consider all women in the U.S. aged 18-74. Suppose their heights are measured and found...
1. Consider all women in the U.S. aged 18-74. Suppose their heights are measured and found to be approximately normally distributed with a mean µ = 63.5” and standard deviation σ = 2.5”. Using the empirical rule (68-95-99.7) to answer the following questions. a. What percent of women are between 61” and 66” tall? b. What percent of women are between 56” and 71” tall? c. What percent of women are between 63.5” and 66” tall? d. What percent of...
Suppose that the monthly return of stock A is approximately normally distributed with mean µ and standard deviation σ, w...
Suppose that the monthly return of stock A is approximately normally distributed with mean µ and standard deviation σ, where µ and σ are two unknown parameters. We want to learn more about the population mean µ, so we collect the monthly returns of stock A in nine randomly selected months. The returns are given (in percentage) as follows: 0.3, 1.3, 1.5, −0.6, −0.2, 0.8, 0.8, 0.9, −1.2 Answer the following questions about the confidence intervals for µ. (a) Construct...
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=75.0 beats per minute and a standard deviation of σ=12.5 beats per minute. b. If 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 68 beats per minute and 82 beats per minute.
Suppose the diastolic blood pressure of females follow Normal distribution with Mean = 80 and Standard deviation - 3. The probability that the diastolic blood pressure of a female is greater than 78 is given as None 0.5138 0.7475 0.2392 0
8. Normal blood pressure typically is defined as having systolic pressure < 120 and diastolic pressure <80. Among US residents age 40+, mean systolic pressure is 130 with a standard deviation of 35, and mean diastolic pressure is 80 with a standard deviation of 20. a) What is the probability that a US resident 40+ has high systolic blood pressure? b) What is the probability that a US resident 40+ does not have high diastolic blood pressure?
Suppose the time between buses at a particular stop is a positively skewed random variable with an average of 59 minutes and standard deviation of 6 minutes. Suppose the time between buses at this stop is measured for a randomly selected week, resulting in a random sample of n = 38 times. The average of this sample, X , is a random variable that comes from a specific probability distribution. (a)Which of the following is true about the distribution of...
Most questions answered within 3 hours.
-
Where is the error in this code sequence?
String s1 = "Hello";
String s2 = "ello";...
asked 11 months ago -
Financial data for Joel de Paris, Inc., for last year
follow:
Joel de Paris, Inc.
Balance...
asked 11 months ago -
Consider this reaction:
Al2(SO4)3 (aq)+ BaCl3
(aq) Al2Cl6 (aq)- +
3BaSO4(s) . What is the...
asked 11 months ago -
Suppose that Savneet is considering increasing her
recent random sample from 20 car rentals to 40...
asked 11 months ago -
Trucks arrive at an unloading terminal at an average rate of 120
per hour.
Trucks arrive...
asked 11 months ago -
Why are methanol and ethanol completely soluble in water while
octanol is not very little soluble....
asked 11 months ago -
A facilities manager at a university reads in a research report
that the mean amount of...
asked 11 months ago -
When the CuSO4 is rehydrated by adding water to the anhydrous
compound, is this an endothermic...
asked 11 months ago -
A ray of sunlight is passing from diamond into crown glass; the
angle of incidence is...
asked 11 months ago -
A block of mass 0.249 kg is placed on top of a light, vertical
spring of...
asked 11 months ago -
how do the kidneys compensate in the presences of acidosis
a) trigger hyperventilate
b) reserve acid...
asked 11 months ago -
Question 501 pts
The rental rate of capital to the firm increases. Which of the
following...
asked 11 months ago