8. A Poisson distribution has a double mode at x = 4 and 5. Find the probability that x will have either of these values B (x-1)=P(x = 5).

Q: What is the value of Lx2 x²?

A: From the given information in above table, we can see that  Σx2 = 19432 + 17502 + 16752 + 14662 +…

Q: why is it possible or impossible to perform 2-way ANOVA using the independent variables Substrate…

A: The independent variables Exposure and Substrate are nominal data.

Q: 10. If there are 12 numbers in a set of data, the 2nd quartile is the?*   2nd number 5th number…

A:

Q: A class of 40 students is to choose a set of classroom officers composed of the President,…

A: Permutation formula : nPr = n! /(n-r)!

Q: The burning rates of two different solid-fuel propellants used in air crew escape systems are being…

A:

Q: Let the variable X be someone's disease status X = D then someone has strep throat X = Dc…

A: Given See the handwritten solution

Q: Number of Fish Tub 32-34 29-31 26-28 23-25 20-22 Frequency (f) 6 5 10 7 2

A: Formula : mean :

Q: Remember the formula for the 80% confidence interval of a single proportion(see picture) : what is…

A:

Q: 3.Which of the following is equivalent to First Quartile?*   Median 2nd decile Lower Quartile…

A: According to the given information in this question We need to identify the correct option from the…

Q: 1.Please give the equation representing each of however many subgroups are implied by the regression…

A:

Q: Illustration 17.5. Find the chance of getting 3 successes in 5 trials when the chance of getting a…

A:

Q: DG Company claims that the mean sales of its products in all of their branches is worth 25.4 Million…

A: Solution: Given information: n= 33 Sample size μ= 25.4 Population mean σ= 4.3  Population standard…

Q: What is the best point estimate of the population mean net change in LDL cholesterol after the…

A: It is given that  Sample mean = 31 Sample standard deviation = 19.5 Sample size = 47 Confidence…

Q: 4. When Ms. Wade used the method described in parts 1 through 3, she picked 30 fish at first, marked…

A: In this, the object may be defined to obtain the approximate population size from the random sample…

Q: Pixieedust Telecommunications, Inc has the following target capital structure, which it considers to…

A:

Q: What is the value of y2²? Σ

A: It is given that  x represents the sales in Php y represents the temperature on that day

Q: Suppose you do a simple  regression were you predict the number of sales of cold drinks  ( y ) using…

A: A simple linear regression line of Y on X can be represented as :   Y=a+bX where a and b are least…

Q: Solve the problem below. Researchers wanted to compare math test scores of students at the end of…

A: Solution: k= 3 groups each group has 8 observation. n= 3*8= 24 total observation.  The excel data…

Q: Question 44 A 12ft cantilever beam is subjected a 180 lb/ft uniform load and a vertical support of…

A:

Q: Assume that you have a sample of n₁ = 8, with the sample mean X₁ = 42, and a sample standard…

A: Assume that you have a sample of n₁ = 8, with the sample mean X1 = 42, and a sample standard…

Q: A forecaster used the regression equation Qt= a + bt+c₁D₁ + C2D2 + c3D3 and quarterly sales data for…

A: From the given information, a=30, b=1.5, c1=10, c2=25, c3=40

Q: EXERCISE 30 A couple is planning on having three children. Assuming that each child is equally…

A: A couple is planning on having three children. Each child is equally likely to be of either sex and…

Q: Using the 1% significance level, can you conclude that the average amount of ice cream dispensed by…

A: Test is that whether the average amount of ice cream dispensed by male college students is larger…

Q: explanation

A: Round-Robin tournament: This comes out from the round-robin principle, where each person gets an…

Q: The manufacturer of Beanie Baby dolls used quarterly price data for 2012/-2020/V(t = 1, ..., 36) and…

A:

Q: Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given…

A: From the following data, calculate mean median mode.  Note: According to Bartleby expert guidelines,…

Q: In how many ways can 5 starting positions on a basketball team be filled with 8 men who can play any…

A: GivenNo.of Men(n)=8No.of positions(r)=5

Q: 28. Find the missing frequencies of the following data. The average marks of 100 students as per…

A:

Q: 11.(b) The relationships between 0, B, 0 and ß implied by the model assumptions are: * a. 0= 0 and B…

A:

Q: A bottled water distributor wants to estimate the amount of water contained in 1-gallon bottles…

A: Given: x̅ =   0.968 σ =   0.03 n =   50

Q: Given the following GPA for 4 students: 2, 3, 3, 4. Age of students are: 10, 11, 12, 15. There are…

A: Given Given the following GPA for 4 students: 2, 3, 3, 4. Age of students are: 10, 11,12, 15. There…

Q: Question 5 [ Below, we see a snippet of a dataset that consists of 128 observations and 15…

A: Givena)The regression output as shown below In model 1, the dependent variable is Body fat and…

Q: The asset allocation decision must involve a consideration of a. cultural differences b. the…

A: Given problem Given that   The asset allocation decision must involve a consideration of Ans) all…

Q: The following table contains the probability distribution for the number of traffic accidents daily…

A: mean(μ)=∑x.P(X)

Q: The data represent the number of days off per year for a sample of individuals selected from ten…

A: Data given  20,26,40,36,23,42,35,24,30,33

Q: When people smoke, the nicotine they absorb is converted to cotinine, which can be measured. A…

A: Given that Sample size n =80 Sample mean =172.5 Population standard deviation =19.5

Q: s to the experimental design?

A: From the experimental design, It is clear that the Hypothesis test is conducted between the two…

Q: Doctoral Student Salaries Full-time Ph.D. students receive an average of $12,837 per year. If the…

A: Ph.D. students receive an average of $12,837 and the average salaries are normally distributed with…

Q: State the distribution to use for the test. What is the test statistic? Also, please illustrate…

A: Given that  Race  Lake Tahoe Frequency Manhattan Frequency Asian Indian 131 174 Chinese 118…

Q: At the .01 level, is the overall regression significant? Explain by showing the relevant value(s)

A: The provided output is:

Q: 2. An agronomist believes that a newly developed fertilizer will increase the mean harvest of…

A:

Q: We want to conduct a hypothesis test of the claim that the population mean score on a nationwide…

A:

Q: From the chain base index numbers given below, prepare fixed 1947 1948 1949 1950 104 98 103 101 4.…

A:

Q: The daily salaries of security guards for 10 security agencies are as follows (in Php): 350, 400,…

A: Given that The daily salaries of security guards for 10 security agencies are as follows (in Php):…

Q: Consider the hypothesis test Ho: M₁ = M₂ against H₁: M₁ M₂. Suppose that sample sizes are n₁ = 10…

A:

Q: lustration 17.2. In how many cases should we expect to get 6 beads and 4 tails if 10 coins are…

A:

Q: 2. Which of the following is also equal to median score?*   75th percentile 5th decile 3rd…

A:

Q: can i see more step by step approach?

A: We will check the goodness of fit of the new data with respect to the old percentage. Attitudes…

Q: For each variable, determine whether it is best thought of as discrete or continuous. Variable (a)…

A: Quantitative variables:   The variable that can record a numerical value is termed as a…

Q: Trials in an experiment with a polygraph include 96 results that include 23 cases of wrong results…

A: From the provided information, Sample size (n) = 96 From which 73 cases of correct results. Level of…