Find the M.G.F of Geometric distribution

Q: Find the value of t0.005 for a t-distribution with 28 degrees of freedom.

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Q: A tetrahedral (four-sided) die has written on it the numbers 1,2,3 and 4. The die is rolled many…

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Q: Find the area of the shaded region. The graph to the right depicts IQ scores of​ adults, and those…

A: μ = 100σ = 15 X = 115

Q: find the z-score that has 30.5% of the distributions area to its left.

A: From the given information, PZ<z=30.5%⇒PZ<z=0.305

Q: ) What is the significance of the smaller standard deviation or Machine 2? Since Machine 2 has a…

A: Machine 1 Population mean μ1=12.4, standard deviations σ1=0.2 Machine 2 Population mean μ2=12.4,…

Q: Q29. Explain about equal and unequal distributions.

A: Answer: For the given question,

Q: 6. A random variable X is normally distributed with a mean μ. In the following diagram, the shaded…

A: Normal distributionThe normal distribution is the probability distribution for continuous data, and…

Q: A continuous distribution is described as follows: The distribution effectively forms a line…

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Q: Which one of these graphs does not represent a normal distribution?

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Q: use T distribution please

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Q: Assume that a randomly selected subject is given a bone density test. Bone density test scores are…

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Q: Which expression entered into a graphing calculator will return the probability that a data value in…

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Q: Describe the shape of the distributions below a) b)

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: hoose the correct answer to fill the gaps: he graph below depicts two normal distributions: (a)…

A: Mean for red curve is higher  Standard deviation for red curve is higher.

Q: For mesokurtic distribution, the first moment about 7 is 23 and the second moment about origin is…

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Q: Find the mean and standard deviation of the frequency distribution.   .....   x f 2 3 3 5 4 4 5 0 6…

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Q: has at distribution. 2 d(X₁ + X₂ + X₂) (X₂² + X₂² + X² + X₂²) ¹/²

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Q: Explain the relationship between the Poisson and exponential distribution.

A: It is an application of probability distribution. It is widely used in statistics.

Q: The value given below is discrete. Use the continuity correction and describe the region of the…

A: See the handwritten solution

Q: The following graph shows that the normal distribution A has greater variability than the normal…

A: Solution Z be standard normal variate with mean 0 and sd 1

Q: Which of the following is not a way to combine two functions into one? a. Addition b. Subtraction C.…

A: Consider two functions f(x) and g(x)

Q: Derive mean of gamma distribution.

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Q: If x has a uniform distribution with p.d.f. ) = 1/10, 7<x<k, then the constant k is Select one: а.…

A: The function fx=110,7&lt;x&lt;k is a valid PDF if ∫7kfxdx=1

Q: Complete the following table From the frequency distribution, find the mean.  Interval Midpoint x…

A: From the provided information, Interval Midpoint x Frequency F Product xf 41.5 – 48.5…

Q: Which one of these graphs does not represent a normal distribution?

A: Which one of these graphs  does not represent a normal distribution

Q: I. Determine whether Symmetric or Asymmetric Distribution.

A: Here for symmetric distribution  Mean = Median = mode

Q: describe the steps you would take to construct a frequency distributi

A: The total number of times a score appears in a given distribution is known as the frequency of that…

Q: Find the class intervals if the arithmetic mean of the following distribution is 33 and assumed mean…

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Q: Find xo9 for x² distribution with 80 degrees of freedom. X0.9 = (Round the answer to 3 decimal…

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Q: Creat a grouped frequency Distribution for one continuous variable in this data set . Then creat a…

A: Let us consider the continuous variable as ‘weight’.   From the given information, the lowest value…

Q: xcel's Oa. COUNTIF function Ob. AVERAGE function O c. PivotTable report Od. SUM function can be used…

A: The excel function which is used for constructing the frequency distribution for the quantitative…

Q: Consider the following hypothetical situation. Grade data indicat4es that on the average 27% of the…

A: Given is a hypothetical data on grades of senior engineering classes. We need to model the…

Q: Student's t distributions are symmetric about a value of t. What is that t value?

A: The given distribution is Student’s t.

Q: The table below shows the frequency distribution of the rainfall on 52 consecutive Wednesdays in a…

A: (A) Draw the histogram using given data. Step1: Label the class intervals points on x axis Step 2:…