Calculate Median and Modo of tne data given helow. Using thêm tird

Q: Compute Pearson's r with the definitional formula, what would be the product of the z-scores of x…

A: Given: Participant stress (x) exam scores (y) 1 9 2 2 4 2 3 4 4 4 6 4 5 3 8

Q: The results from a sample taken n= 25, X, = 500, x =12400, find the poi estimates of the following:

A: Given data,n=25∑xi =500∑xi2 =12400

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 4…

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Q: Evaluate: e da using 1/3 and 3/8 Simpson's rule. Round off to 6 decimal places.

A: Given: ∫01e-x2dx To find: Evaluate the integral using Simpson's 13 and 38 rule with 6 decimal places…

Q: Suppose that Y has a gamma distribution with parameters a and 0 a) If d is any positive or negative…

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Q: (a) Consider the task of approximating e* dr using the Composite Trape- zoidal rule. How large…

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Q: The Z-scores are (Use a comma to separate answers as needed. Round to two decimal places as needed.)

A: It is given that the normal curve that is bell-shaped and symmetric. The area is divided into two…

Q: 1. a) Find the mean value e, 1). u of the function

A: Here we have to find the mean value μ of the function f(x)=|3x|+3 on the interval [-2,1]

Q: What hypotheses should be tested? Make sure to select the hypotheses which are written with notation…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Please post other parts…

Q: The diameter of a metal shaft used in a disk-drive unit is normally distributed with mean 0.2508 in.…

A: Z-test is a test in which the distribution of the test statistics can be approximated by normal…

Q: Determine the second moment about the arbitrary point (A=84.5) for the frequency distribution given…

A: The moments about the arbitrary point is known as raw moments. It is calculated using based on the…

Q: SupposeXhas a hypergeometric distribution with N= 100,n=4,and K= 20. Determine the following: Round…

A: Hypergeometric distribution : Suppose randomly drawn n elements from set of N elements without…

Q: Analyse the frequency distribution by the method of moments: X: 3 4 f. 1 3 7 S3

A: The moments are used to measure the deviation of data from the arithmetic mean. It used to measure…

Q: Assuming o is known, find a method of moments estimator of µ. Assuming u is d a method of moments…

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Q: 1 Find the mean value of over the interval [0,27]. 4 + COSX

A: Follow step 2 and 3.

Q: 10. Prove the Mean Value Theorem

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Q: If the DFT coefficients are for 0)<k <8, the sampling period is 0.25 :seconds, the frequency…

A: given that t=0.25 sec find : frequency (f) solution f=1/kt =1/(8*0.25)=1/2=0.5Hz

Q: A track has the shape of a square capped on two opposite sides by semicircles. The length of a side…

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Q: 1) For what values of X should Ho be rejected so that the level of the test will be 0.01? What will…

A: Given Information: Given that, Null hypothesis to be tested is , In statistical terms,H0 : μ&gt;12…

Q: The chi-square statistic for this table is 3.95 with a sample size of 669. Calculate Cramer's V,…

A: Given, χ2-statistics=3.95sample size (N)=669 The required Cramer's V is obtained as-…

Q: a. Write the results from specification (1) that are presented in figure (2) in the format of a…

A: Note: As per our company guidelines we are supposed to answer only first three sub-parts. Kindly…

Q: Consider a random poker hand of 5 cards. Let X be the number of Hearts in this hand, and let Y be…

A: There are  13 hears,  13 diamonds and  26 cards that are neither hearts or diamonds in a deck of 52…

Q: 4. A school club consists of 20 male students and 11 femal. represent the club in the student…

A: Given data, No of male students=20 No of female students=11 If 4 students are selected P(2 will be…

Q: Which of the following is not needed to calculate F-obs? (Hint: There may be more than one answer O…

A: The F-ratio can be defined as Fobs=MSbetweenMSwithin where,…

Q: Given that, S(C) = 2sin( 3t) %3D Find the mean value of f(t) in the interval 0 <t < 5, correct to…

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Q: Ex:- let S2 be the variance of ar.s of size six from N(u,12) find Pr(2.30 < S² < 22.2)

A: Given: Sample size n=6 σ2=12 We have to find P2.30&lt;S2&lt;22.2 First we must change the…

Q: A research center claims that 31% of adults in a certain country would travel into space on a…

A: Solution ; Given information : n= 1200 Sample size  p = 0.31 Population proportion  p^=0.33 Sample…

Q: Result of throwing die were recorded as follows: Number falling upwards 1 2 3 4 5 6 Frequency Is the…

A: Given: The frequency distribution (O) is as follows Number falling upwards Frequency 1 27 2…

Q: - at P, and fine = e*"; P(2, 3) ety.

A:

Q: The diameter of a metal shaft used in a disk-drive unit is normally distributed with mean 0.25 in.…

A: Given Information: Mean (u) = 0.25 in Standard Deviation (s) = 0.0005 in  Specification limits =…

Q: 2. Solve for the Pearson's r of the following data regarding height and weight of 10 students and…

A: We have given that,  There are 10 students following tha data hight(hight) and weight where x is…

Q: Use linear interpolation to find these values to an appropriate number of decimal places: a.…

A: Let us consider a set of discrete data points (x1,y1) and (x2,y2). Then, the data point (x,y) in…

Q: Given SST = 2415, SSE = 1725, n = 7, and k = 2, calculate the value of the overall F test statistic.…

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Q: a. At the 5% sigr than those wh- b. Are the sample c. If independent dent, explain w 1r

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Q: of their 16. Which of the following is(are) TRUE? * 1. PIX<266] = 0.50 II. The shape of the…

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Q: Use Gauss's forward formula to find ya0 for the following data

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Q: Let z1 be a z score that is unknown but identifiable by position and area. if the area to the right…

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Q: 4. Show that for the exponential distribution dP = yo e The mean and S.D. are both equal to o and…

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Q: The following data represent the length of life in years, measured to the nearest tenth, of 30…

A: To compute skewness and kurtosis using excel we have, Kurtosis = KURT (number1, number2…) Thus, the…

Q: From this geometruc distrubtion. (0.45)8(0.55). What does the 8 represent?  1. Probability of…

A: For geometric setting, there are four requirements need to be fulfilled. These requirements are…

Q: For numbers 3 to 8, refer to the given situation: Erwin believes that with his current interne…

A: Given Information: Hypothesized value of population mean μ0=14 Sample size n=10 Sample mean x¯=14.75…

Q: Will you show me step by step how to solve this?

A: Here two z values are required to be calculated.Given:P(|Z|&gt;zo) = 0.056It could be simplified as:

Q: A sample of n= 11 U.S. males, age 18-24 years, are measured for height and weight. Let x der the…

A: Solution: Given information: n= 11 observation ∑x= 761∑y=1761∑x2= 52729∑y2= 286273∑xy= 122234Sxx=…

Q: A simple ra that this dic greater than the

A: Given X-bar=55.3 S=16.1 n=10

Q: Let {Xi} from i to n be IID from Bernoulli(p). Find the MQ estimator of p.

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Q: Which of the following is NOT necessary to determine how large a sample to select from a population?…

A: In general, the level of confidence, maximum allowable error in estimating the population parameter…

Q: Suppose the midclass point X, and frequency f, in a frequency table satisfy the following 5. ΣΧ-150…

A: The mean is, Mean=∑xifi∑fi=29110=29.1 Thus, the mean is 29.1.

Q: :The unbiased estimate of P-Pa is P1-PaA O E(p,)– E(p,).8 O None of these .D O

A: We need to find the unbiased estimator of