High blood pressure: A national survey reported that 31% of adults in a certain country have hypertension (high blood pressure). A sample of 21 adults is studied. Round the answers to four decimal places.   Part 1 of 4 (a) What is the probability that exactly 5 of them have hypertension? Part 2 of 4   (b) What is the probability that more than 7 have hypertension?   Part 3 of 4   (c) What is the probability that fewer than 4 have hypertension?   Part 4 of 4   (d) Would it be unusual if more than 9 of them have hypertension?   It ▼(Choose one) be unusual if more than 9 of them find have hypertension since the probability is    .

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A: There is a 90% chance of growing into a healthy plant.

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Q: High blood pressure: A national survey reported that 34% of adults in a certain country have…

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A: Given that,A television station wants to know how its newest show is performing.

Q: Hospital records show that 75% of the patients will recover from a certain disease. i. What is the…

A: According to the provided information, The probability that patients will recover from a certain…

Q: Approximately 5.3% of Americans have French heritage. If you randomly select 350 Americans and ask…

A: Obtain the approximate probability that less than 3% of them to have French heritage. The…

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A: It is given that 10 patients participated in a study to see if vitamin C can prevent colds. The…

Q: xperience has shown that 15% of Tshwane municipal rates bills contain an estimated amount for…

A: Given that p=0.15 and n=75

Q: According to a recent survey approximately 68% of students at this campus are women. A group of 20…

A: Solution: Let X be the number of students are women and n be the sample of students. From the given…

Q: Hospital records show that 75% of the patients will recover from a certain disease.             i.…

A: Givenp=0.75n=6x~Binomial(n=6,p=0.75)P(X=x)=Cxn px (1-p)n-x ; x=0,1,2....n

Q: new drug cures 65% of the patients who take it. If it is given to 14 patients, what is the…

A: We have to find out answer of given question....

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Q: What is the probability of obtaining blue followed by green or purple?

A: Given ,First spinner is having three different colours pink, blue, brown.Second spinner is having…

Q: According to a study, 20% of corporate officers are women. Suppose that you select a random sample…

A:

Q: Given a woman has positive mammography, what is the probability she has breast cancer?

A: Let us define some events A : a woman has breast cancer. B : a woman does not have breast cancer. E…

Q: Duchess County, New York, has been experiencing a mean of 35.4 motor vehicle deaths each year (One…

A: Givenmean of 35.4 motor vehicle deaths each year for each day =35.4365    (since  1 year=365…

Q: 15. About 8% of males are color-blind. A researcher needs a color-blind male for an experiment and…

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Q: If 15% of students like tennis and I expect 500 new students on campus what is the probability that…

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A: p = 0.92 n = 300

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Q: Suppose 38% of the teachers at a high school are male teachers. What is the probability that of your…

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Q: What is the probability that exactly 5 of them have hypertension What is the probability that more…

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A:

Q: Part 3 of 6 A new sample of 79 adults is drawn. Find the probability that more than 38% of the…

A: The proportion of U.S. adults with high blood pressure is 0.4, and a sample of 39 U.S. adults are…

Q: What is the probability of a dice showing a 2 or 5?

A: A dice is rolled.

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A:

Q: If you select a random sample of 144 smartphone​ owners, what is the probability that the sample…

A: Given that,,n=144P( 22.5<< 23.5)=?

Q: According to a study conducted by a statistical organization the proportion of Americans were…

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Q: According to a study 20% of corporate officers are women. Suppose that you select a random sample of…

A: Z-score for proportion:

Q: A certain state has the highest high school graduation rate of all states at 75%. a. In a random…

A: GIVEN DATA P(graduate) = p = 0.75sample size n = 10x = no. of graduatesP(x=X) =…

Q: Approximately 10% of the population is left-handed. What is the probability that exactly two…

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A:

Q: Naval intelligence reports that 66 enemy vessels in a fleet of 22 are carrying nuclear weapons. If…

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Q: What is the probability of a dice showing a 1 or 5?

A: From the provided information, Total outcomes of throwing a dice = 6

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.