Is it unusual because the probability of a women having blood pressure lower than 63 mmhg is what?

Q: The decimal answers in the box were wrong but the expected value of x was correct.

A: Given that a box contains 9 cameras and that 4 of them are defective P(defective) = p = 4/9  n = 2…

Q: swers to four decimal places.) A USE SALT at is the probability that a randomly selected capsule…

A: The formula for Z score is, Z=X-μσμ is the population mean and σ is the population standard…

Q: A rare metal is found in 1/1000 soil samples taken in the field. You develop a field test that is…

A: Given information: P(Metal found)=11000=0.001P(No metal found)=1-P(Finding the metal)=1-0.001=0.999…

Q: In a getting experiment on pear, one sample of offspring contained 379 green peas and 153 yellow…

A: The probability that getting a green peas is obtained below: The probability of an event A is…

Q: The time taken by brake discs to overheat on construction equipment is normally distributed with…

A:

Q: The main temperature in Dallas in July for Dallas Texas is 85° assuming a normal distribution what…

A: Let us denote X=the temperature in Dallas in July X follows a normal distribution with mean= 85 and…

Q: Use technology to solve the following problem: The mean annual income for people in a certain…

A: The question is about central limit theorem Given : Mean annual income ( μ ) = 42 Std. deviation of…

Q: According to the Alzheimer's Association for 2014 for people ages 75-84, for a group of 4 people the…

A: Given the probability distribution table: x P(x) 0 0.07 1 0.22 2 0.34 3 0.27 4 0.10…

Q: The probability, assuming that H0 is true, that the test statistic would take a value as extreme or…

A: Given info: The probability, assuming that H0 is true, that the test statistic would take a value as…

Q: What is the probability that Y is equal to 5, P(Y=5)? Round to the nearest 2nd decimal place, 0.xx

A: It is defined that the probability that an individual person clicks on the online ad is 0.22 (or…

Q: A major steel pipeline is used to transport crude oil from an oil production platform to a refinery…

A: The Poisson distribution is used to calculate the probability of getting r number of…

Q: The alpha level that a researcher sets at the beginning of the experiment is the level to which he…

A: The alpha level is also known as type I error.

Q: A company sells sunscreen in 300 milliliter (ml) tubes. In fact, the amount of lotion in a tube…

A: Given that the mean is 297 and standard deviation is 4 ml. Let us define X as the amount of location…

Q: A variable has uniform probability density function between 1 and 2. What is the expected value of…

A: Given: X~U(1,2) a=1 b=2

Q: ame p=.80 from number one. Assume you have 1000 dogs and you want to determine the following If you…

A: The number of dogs that have chronic ear infections will follow normal distribution with the…

Q: Workers at a large toxic cleanup project are concerned that their white blood cell counts may have…

A: Given Information: Let x be a random variable that represents white blood cell count per cubic…

Q: The weights of steers in a herd are distributed normally. The variance is 90,000 and the mean steer…

A: Let X be the weights of steers in a herd are distributed normally. And σ2=90,000 and μ=1400 lbs i.e.…

Q: The interval between consecutive hits at a website is assumed to follow an exponential distribution…

A: We have given thatXExp()

Q: The mean height of women in a country​ (ages 20−​29) is 63.7 inches. A random sample of 50 women in…

A: Given Mean=63.7 n=50 Sigma=2.94

Q: Jse normal approximation to estimate the probability of getting less than 47 girls in 100 births.…

A: n=100, p=1/2, q=1/2 μ=n×p=100×1/2=50 σ=√(n×p×q)=√(100×1/2×1/2)=5

Q: The probability that you will get an A grade in Quantitative methods is 0.7.The probability that you…

A:

Q: Over 1,000 people try to climb Mt. Everest every year. Of those who try to climb Everest, 31 percent…

A:

Q: he National Coffee Association reported that 65% of U.S. adults drink coffee daily. A random sample…

A: We have to find the probability that less than 60%of sampled adults drink coffee daily

Q: the time X that a lightbulb can last (life lenght) is a distribution with mean 1 year and standard…

A: The probability that the average life length of the lightbulbs is greater than 1.02 years is 0.3446,…

Q: Suppose all items from an assembly line are independent and that the probability of any item being…

A: