1. The following are the ages of the first 10 female visitors at Kath's birthday 8 19 43 25 6 15 22 50 18 20 Find the following measurements and interpret the result. (Make a table) a. range b. quartile deviation c. standard deviation d. variance|

Q: Round all answers to 4 decimal places. a. A bag contains 7 green marbles, 4 black marbles, and 10 re...

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Q: 2. Suppose that Y has the cdf 0; Y<0 0 < y < 2 : 2<y< 4 13; F(y) 16 y 2 4 Find the mean and variance...

A: Given the CDF of Y: F(y) = 0              y≤0y/8        0&lt;y&lt;2y2/16    2≤ y &lt;41             ...

Q: For the number of flaws in a randomly chosen piece of wire. The following is the pmf: P(X - 0) = 0.2...

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Q: A sample of 2000 households is surveyed for their purchase behavior for mobile phones. Table 1:   ...

A: The sample space is the set of all possible responses of 200 households surveyed. Simple event is th...

Q: Fungicides are used to protect seeds in wet environments. To test the effectiveness of a fungicide, ...

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Q: Let X be a binomial random variable that is binomially distributed with a mean of 9 and a variance o...

A:  binomially distributed with a mean of 9 and a variance of 6. Find q =?

Q: (a) Suppose a mechanic begins to diagnose the problem by checking the spark plugs first and find the...

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Q: How can human bias influence data used to test hypothesis?

A: We have to write How can human bias influence data used to test hypothesis. 

Q: 10. Mingming, Mark's cat, recently got pregnant and is expecting 6 cubs according on her doctor. Mar...

A: Here p- value = 0.056  Level of significance = 4% = 0.04 As p-value &gt; 0.04, hence we accept null ...

Q: For the number of flaws in a randomly chosen piece of wire. The following is the pmf: P(X- 0) - 0.28...

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Q: A binomial experiment is given. Decide whether you can use the normal distribution to approximate th...

A: Given,n=40p=0.68q=1-0.68=0.32

Q: c. If X has a geometric distribution with success probability p. Show that for any positive integer ...

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Q: A researcher surveys 50 individuals in the North Ward of Thunder Bay, and 40 in the South Ward, and ...

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Q: Question 2 of 8 The following probability mass function is for the random variable X What is the val...

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Q: Determine the probability of drawing either a two or a ten? Write your answer as a reduced fraction....

A: here total cards in standard deck = 52 there are total 4 suit each suit contains 13 cards  

Q: Let x denote the lifetime (in thousands of hours) of a certain type of fan used in diesel engines. T...

A: Given that ; X shows the lifetime (in thousands hours) of a certain type fan.  The density curve of ...

Q: Compute the least-squares regression line for the given data set. 4 6. 7. 8.5 8.4 10 11.3 11.9 13.1 ...

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Q: Let X be a binomial random variable with a mean of 0.5 and a variance of 0.45. Find P(x=4).

A: Solution

Q: A jar contains 10 red marbles numbered 1 to 10 and 12 blue marbles numbered 1 to 12. A marble is dra...

A: GivenA jar containsNo.of red marbles numbered 1-10 = 10No.of blue marbles numbered 1-12 = 12Total no...

Q: If our value is not biased, the probability that the sampling error will be a negative value (or the...

A: Here use basic of sampling error and sampling distribution 

Q: The contents of 10 similar containers of a commercial soap are 10.2, 9.7, 10.1, 10.3, 10.1, 9.8, 9.9...

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Q: Enter textA certain drug is claimed to be effective in curing colds. In a n experiment on 164 people...

A: Solution is given:  

Q: 15. In the "secret" lock on the common axis are four disks, each of which is divided into five secto...

A: Given that  In a secret lock on the common axis are 4 disk  Each of which is divided into 5 sectors ...

Q: 4. N = 15,000 and e = 14% %3D 5. N= 22,000 and e = 2% %3D

A: Here use slovin's formula  

Q: 1. For parts a-c, state whether X follows a binomial distribution. If X is binomial, give the values...

A: Given: Whether X follows the binomial distribution or not

Q: The following table gives the classification of 100 workers according to sex and the nature of work....

A: Solution is given:

Q: 1. For parts a-c, state whether X follows a binomial distribution. If X is binomial, give the values...

A: Given,Total no.of toppings=16

Q: a) Determine the proportion of wafers that exceeds 0.2125 micrometers of photoresist thickness. (Rou...

A: Here Given  the thickness of photoresist applied to wafers are uniformly distribute between 0.2069 a...

Q: What is the t test P Value for this Data

A: Given  -  There are 20 observations in Female and 10 observations in Male  n1 = 20, n2=10 Mean of Fe...

Q: On December 15, 2020, the U.S. Food and Drug Administration approved the first at-home test for C...

A: A false positive is an error in which a test result incorrectly indicates the presence of a conditio...

Q: Example 12. Calculate the mean deviation about the mean for the following data: x : 5 15 25 35 45 55...

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Q: Find the MLE of 0.

A: It is known that MLE maximizes the likelihood function or log-likelihood function. First we have to ...

Q: that at most 4 out of 5 selected offspring will have two recessive genes?

A: here given in dihybrid cross, an offspring has a likelihood of 0.25 to have two recessive genes here...

Q: The Graduate Management Admission Test (GMAT) is taken by individuals interested in pursuing graduat...

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Q: For the following data set, how much of the variation in the outcome variable is explained by the le...

A: The table shows x and y values.

Q: Calculate pearson's Coefficient of correlation :

A: Here use Pearson's correlation coefficient 

Q: Problem 3: From an experiment in an industrial process the following data have been obtained (see ta...

A: Given the Experimental data as t ut yt 1 -1 0 2 -1 -0.4 3 -1 -0.69 4 -1 -1 5 1 -1.27 ...

Q: Height of the fathers and sons are given below. Find the height or tne son when the height of father...

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Q: 4. Studies show that gasoline use for compact cars sold in the United States is normally distributed...

A: For a given random score from a population (i.e., the mileage of a random car), the z-score is given...

Q: When bonding teeth, orthodontists must maintain a dry field. A new bonding adhesive called “Smartbon...

A: The test hypotheses are: Null hypothesis: H0: μ = 5.70 MPa Alternative hypothesis: H1: μ &lt; 5.70 M...

Q: A search engine optimization (SEO) company would like to know whether the market share in web search...

A: Given: Companies Google, Bing, Yahoo, and all others combined

Q: Given the probability mass function below. What is P(X > 4)? Sample point x 3 4 P(X-x) 1/9 2/9 3/9 2...

A: Given data is  sample point x 1 2 3 4 5 P(X=x) 1/9 2/9 3/9 2/9 1/9  

Q: If a seed is planted, it has a 35% chance of growing into a healthy plant. Let X be the number of se...

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Q: The mean of 100 observation was 50, later if was found that one observation 35 was wrongly copied as...

A: Solution is given:

Q: Illustration 12.17. An index of production of a particular arti- cle follows the trend Y=100+6X with...

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Q: i) If U, and U, each have a normal distribution with mean 0 and variance 202. Furthermore, my, (t) =...

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Q: From the data given below find : (a) the two regression equations. (b) the coefficient of correlatio...

A:  Regression equation Y on X is given by, ŷ = bx+a Where  b= {n*∑xy-(∑x)*(∑y)}/{(n*∑x^2-(∑x)^2} And  ...

Q: 18. The following data pertaining to the number of members in a family. Find median of the family. N...

A: Solution is given:

Q: Find the standard deviation for n = 100 and p = 0.75 when the conditions for the binomial distributi...

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Q: find the values of p and q.

A: HERE GIVEN, discrete probability distribution of x and E(X) = 4