When X; only takes two values {0, 1}, what are the possible values of the estimates of p?

Q: Suppose a researcher uses 36 pairs of identical twins (i.e., dependent data) to compare two…

A: Given,sample size (n)=36

Q: Suppose p varies directly with q and that p = 56 when q 8. What is the value of p when q = 3? p =…

A:

Q: Let Y denote the average age of the two children that are selected. What are all the different…

A: couple has 6 children. Jo, Co, are both 10 years old (they were twins), Joey is 8 years old, and…

Q: The marginal proportions for the independent variable are .40 and .60 and those for the dependent…

A: Calculation of Maximum value of phi

Q: fraction defective is to be maintained at 0.02, construct a P-chart for these data.

A:

Q: The degrees of freedom are directly related to

A: Let, X1,X2,...,Xn be the samples from normal distribution. Let, S2 be the sample variance.  We know…

Q: The figure above summarizes the heights, in centimeters, of approximately 400 pine seedlings six…

A: On observing the box plot, it clear that the median for the unfertilized trees is less than the…

Q: find the the z score shaded area for given data    (-3.21<z<2.2587)

A: Given probability is P(-3.21&lt;z&lt;2.2587)

Q: For a population with u = 30 and a = 4. Find the z-score that corresponds to an X value of 34.

A: From the provided information, Mean (µ) = 30 Standard deviation (σ) = 4 X~N (30, 4)

Q: In a class in which the final course grade depends entirely on the average of four equally weighted…

A: Let the score in 4 th digit   be xThen average of scores in 4th subject is ,   A= 95+85+74+x4…

Q: E and F are independent variables with variances of 7 and 9, respectively. Given this, Var(2E - F +…

A:

Q: "If the standard error of the estimate equals = 0, then r = ?" 1 -0.1

A: Hello. Since your question has multiple, we will solve first question for you. If you want remaining…

Q: Is the stance on the death penalty independent of sex? Their obtained frequencies are: Male (Favor:…

A: For the given data Use Chi square test

Q: con to view the t-distribution table. Je(s) is/are

A: As given  n = 25  α = 0.1 The test is right tail test.

Q: Let X b(16, find E(4-3x) and distribution function.

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Let X b(6,) find E(5+6x) and distribution function.

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Let the r.v X~P(4). Then the mean and variance are? Find Pr(X>5)?

A:

Q: Given A = 13.2 and B = 3.56, which both are corrected to 3 significant figures. Find the range of…

A: Given Information:     A=13.2B=3.56 Consider the given function:    6A-B3+8

Q: Find the value of f(1,6) from the data set by finite difference interpolation. Since the real value…

A: Given that, x 1.1 1.3 1.5 1.7 f(x) 0.09 0.26 0.40 0.52 We need to find the value of f(1.6)…

Q: A survey of 100 fatal accidents showed that 28 were alcohol related. Find a point estimate for​ p,…

A:

Q: Jennifer wants to estimate the percentage of parents that use cloth diapers. She asks a randomly…

A: Solution: It is given that Jennifer wants to estimate the percentage of parents that use cloth…

Q: A good point estimator for the differenc between the two proportions is X1 X2 ni n2 صواب ihi

A: Two proortion p^1=x1n1and p^2=x2n2difference between two proprtion estimatorp^1-…

Q: Waht sould we do with a large P-value?

A: The P-value is the probability we get the value of the test statistic, or something "more extreme"…

Q: A researcher would like to know if IQ scores are related to age. Using 10 high school students, he…

A: We have given that  A random sample of size 10 of high school students. Computed r is 0.58 and level…

Q: II. Given the measurements 20, 26, 40, 39, 36, 25, and 34. Compute for standard deviations. ( show…

A:

Q: Q12) The distribution of the humber of imperfections per 10 meters of synthetic fabric is given by…

A: Correct answer is  0.1538

Q: A nutritionist claims that the proportion of females who consume too much saturated fat is lower…

A:

Q: A random sample of 1000 households was surveyed to find out if they plan on having a smaller…

A: The parameter p denotes the true population proportion value.

Q: how would i find the point estimate for q?

A: The point estimate for p is,

Q: If the P-value is less than the a value, which one is correct? Reject Ho or fail to reject Ho Ans:

A: if the P-value is less than the α value ,than

Q: The i test to be used has the value:

A:

Q: a) Use the forward, backward and centr al difference interpolation formulas to predict y values at…

A:

Q: f a score’s relative frequency is 0.27, what is its percent in the distributio

A: From the given information, the relation frequency is 0.27. The percentage corresponding with…

Q: The number of observations n is less than or equal to the number of parameters to be estimated.

A: One of the major assumptions in a linear regression model is that the number of observations must be…

Q: a) Comment on the relationship between the two variables in case 1 b) Explain what that p-value is…

A: Here, we are investigating the relationship between the variables "Number of customers served each…

Q: The population proportion for a certain characteristic is 0.28. In a sample of 100 people, 25 had…

A: From the provided information, Population proportion (p) = 0.28 Sample size (n) = 100 From which 25…

Q: gn to encourage m I has a chance to

A: a) p(100 coins)=0.1×0.2×0.1×0.1p(100 coins)=0.0002p(80 coins)=0.2×0.2×0.3×0.3p(80 coins)=0.0036p(20…

Q: Step 3: Find the p-value of the point estimate. P(r sv -6432 P(E Sv svV -2.78601 =-.6432

A: We have to find P(t &lt; -2.78601) in the last part.

Q: For which of the x-values should you NOT attempt to estimate the y because of extrapolation? 20 60…

A: Given Information: From the given graph, the data points are, 9,1,41,3,55,4,69,5,75,5,83,6

Q: In 1997, the average price of a group of items was 25% more than in 1996 but 25% less than in 1995…

A:

Q: A set of n = 10 pairs of scores has ∑X = 20. ∑Y = 30 and ∑XY = 74. What is the value of SP for these…

A:

Q: @ Briefly deuribe the difference be tween estimations and hyporhenis testing.

A: In inferential statistics, data from a sample is used to “estimate” information about the data from…

Q: what is the measure of x?

A:

Q: A population with a mean of u = 8 has EX = 40. How many scores are in the population? %3D

A: Given information- Mean, µ = 8 ⅀X = 40 We have to find how many scores are in the population. Let, N…

Q: 4. What is the measure of x?

A: We have to find x

Q: The value of S is:

A: here cumulative frequency is sum of frequency up to that particular class

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.