Using the data I need the class range, frequency, midpoints, relative frequency, and cumulative frequency.

Q: Consider an election with 409 votes a) If there are 6 candidates, what is the smallest number of…

A: Election results are calculated prior by polling the election among the people. There are many…

Q: he data and the source table below are from a Repeated-Measures ANOVA.  Using this information,…

A: We need to compute the HSD (Honest Significant Difference) value for a Tukey’s HSD test.

Q: For the distribution N(10,4) match the probabilities below:  Group of answer choices P(X -1.25)…

A: Given distribution is normal distribution Let X~N(μ=10, σ=4) Then Z=X-μσ follows standard normal…

Q: Consumers may be interested in whether the cost of a particular calculator varies from store to…

A: Given data: Sample size n=43 Sample mean x¯=84 Sample standard deviation s=12   Significance level…

Q: A cellphone provider has the business objective of wanting to determine the proportion of…

A: Introduction: Denote π as the true proportion of subscribers who would upgrade to a new cellphone at…

Q: Find the​ z-scores for which 50​% of the​ distribution's area lies between −z and z.

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Q: f n = 540 and ˆpp^ (p-hat) = 0.7, construct a 99% confidence interval.Give your answers to three…

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Q: Find the P-value for the indicated hypothesis test with the given standardized test statistic, z.…

A: Given data  2 tailed test  Test statistic z = -1. 71 Alpha = 0.08

Q: A random sample of 10 parking meters in a resort community showed the following incomes for a day.…

A:

Q: A metropolitan transportation authority has set a bus mechanical reliability goal of 3,800 bus…

A: Given: μ = 3800 n = 100 X = 3850 s = 325 Formula Used: Test-statistic t = X-μsn

Q: rgently need help please

A: Given data,   How many individuals in this sample were non-smokers & died of cancer?

Q: What is the statistical​ decision?   Since the​ p-value is ▼   greater than or equal togreater than…

A: It is given that the one-sample right-tailed or upper tail hypothesis test. P-value = 0.3458 ZSTAT,…

Q: Activity 1: Pennsylvania State Residency by Campus Researchers are comparing the proportion of Penn…

A: Introduction: Denote p1, p2 as the true proportions of PSUP students, and PSWC students who are…

Q: et  χ2 = Z12 + Z22 + … Zdf2 is chi-square distribution random variable, where df = 4. What is the…

A: Given that X2=Z12 +Z22+.....+Zdf2 is chi-square distribution random variable Where, df=4

Q: Recently, a large academic medical center determined that 9 of 18 employees in a particular position…

A: Given : Recently survey conduct : Where conclude that 9 of 18 employees in a particular position…

Q: A variable of two populations has a mean of 40 and a standard deviation of 20 for one of the…

A: Given that μ1=40,σ1=20,n1=25μ2=40,σ2=12,n2=16

Q: Which questions would you pair to form a cross tabulation to uncover the following relationships?…

A: The following are the pairs of questions used to form a cross tabulation from a set of data that…

Q: The chi-square statistic for a two-way table with 7 rows and 4 columns has a value of x² = 35.06.…

A: The p value can be calculated using a chi square table or using R code.  The degrees of freedom of…

Q: in how you determined your findings. How many children scored lower than Emily? How many children…

A: The standard normal variate of the normal distribution is continuous and follows that z~N(0,1). The…

Q: If X~ Bin(15, 0.03), what is the expected value of X? O a. E(X) = 0.45 O b. E(X) = 15.00 c. E(X) =…

A:

Q: 4) The weight of male babies less than 2 months old in the United States is normally distributed…

A: Given data in the problem is  Mean mu=11.6 pounds Standard deviation sigma=2.8 pounds (a)weigh more…

Q: a. State the null and research hypotheses.   Identify the null and alternative hypotheses.

A: Given: Population proportion, π=0.39

Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…

A: Given data: Sample size, n = 16 Sample mean, x¯=91.6 Sample standard deviation, s = 40.1 Confidence…

Q: A simple random sample from a population with a normal distribution of 105 body temperatures has…

A: Given n=random sample=105 Mean=X=98.30 Standard deviation=s=0.63 Confidence interval=99%

Q: 3) Find the z-score for which the area to its right is 0.33

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Q: A study was conducted to explore the relationship between a girl's birth order and her chance of…

A:

Q: A set of 15 different integers has a median of 25 and a range of 15.  1. What is the greatest…

A: Given: Set of different integers=15 Median=25 Range =15

Q: Let X be a continuous random variable with the following probability density function: f(x) = {k(6x…

A: Solution

Q: L6Q1. What is the probability of choosing a yellow ball and a green ball from the box with…

A:

Q: If random samples of size 1200 are drawn from a population with mean 28 and standard deviation 3 ,…

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

Q: (d) Given the following joint cumulative distribution function, obtain the marginal distribution…

A: Consider the given joint cumulative distribution function.…

Q: (c) Find the 20 th percentile of the sample mean.

A: (c) Given that, The 20th percentile of sample mean is,

Q: What is an example research project in which a one-sample Z-test would be appropriate? Write out, in…

A: We apply the one-sample z-test if it is difficult to disprove by chance that a disparity between a…

Q: Use the given information to find the number of degrees of freedom, the critical values x2 and x2,…

A: We have given that Confidence level (c) = 0.98 n = 25 s = 65.9

Q: A health administration recommends that individuals consume 1000 mg of calcium daily. After an…

A: Given that n=40 ,s =100,x¯ =1020,α=0.05

Q: A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 2, 11, 14, 5, and 3…

A: Here we have to find out the relative frequency for given frequency table of grade a, b, c, d, and f…

Q: The mean area of the several thousand apartments in a new development by a certain builder is…

A:

Q: When working on a normal distribution other than the standard normal distribution you need to either…

A: Suppose a random variable X, defines the IQ score.

Q: 7. Suppose random variables X and Y are independent. Let g(z) and h(y) be any bounded measurable…

A: The Given Random variables X and Y are independent. To show that CovgX,hY=0.

Q: It has been reported that in a certain university 2% of the 2 million international students receive…

A:

Q: QUESTION 17 Use the provided density function to choose the best estimate for the proportion of the…

A: Answer:   The correct answer is option  (d).85%

Q: Give the scores: 88, 64, 77, 94, 67, 59, 99, 87, 94, 71,75 Find the score at the 72nd percentile or…

A: Given data is88,64,77,94,67,59,99,87,94,71,75sample size(n)=11

Q: At a local community college, the English department determines that the number of misspelled words…

A: Given data, What is the probability that there are 3 misspelled words ?

Q: The Chartered Financial Analyst (CFA) designation is fast becoming a requirement for serious…

A: Given,sample size(n)=45sample mean(x¯)=$155,000sample standard deviation(s)=$18,000degrees of…

Q: Find the P-value for the indicated hypothesis test with the given standardized test statistic, z.…

A: We have given that,  For the Two-tailed z- statistic z = -1.71 and  significance (α) = 0.08  Then,…

Q: Here is a scatter plot for a set of bivariate data. A What would you estimate the correlation…

A: Scatter polt is used to plot bivariate variable. It helps to understand the outlier and the…

Q: The time it takes me to wash the dishes is uniformly distributed between 12 minutes and 20 minutes.…

A: uniform distribution is also known as rectangular distribution. All the values of uniform random…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.02. = 52.4 Η :μ Ha: μ #…

A: Suppose μ is the population mean.

Q: Example 7:36. Let (X₁) be mutually independent, each assuming the values 0, 1, 2, 3, ..., a – 1 with…

A: The probability distribution of variable X can be written as follows: P(X=x)=1a,x=0,1,2,……

Q: Question: Is desirability of professional development different between managers and employees? •H0:…

A: Given: Significance level α = 0.05 Test-statistic t = 2.01 Degree of freedom df = 48 p-value = 0.048…