What is the shape of the distribution for both plots? This graph was from excel.

Q: A. Compute for the values of the following: D7; D9 Age f <ef 5-9 10 10 10-14 16 26 15-19 20 46 20-24…

A: Find D7 and D9

Q: (b)  How does increasing the number of replicat

A: T Value for Two-Tailed Probability at 0.05% level of significance  df α 1 12.707 2 4.3031 3…

Q: iven that the mean  Sampel mean =35 standard mean =7 sample size =16  (a) the confidence…

A: Given that  Sample mean (x¯) = 35 Standard deviation (σ) = 7 Sample size (n) = 16   We know that…

Q: Given that a person tests positive for DIS, what is the probability that person actually has it?

A: Let us define some events A : a person has the disease. B : a person does not have the disease. E :…

Q: HEIGHT OF GRADE 11 STUDENTS

A: Note: Please repost remaining sub-parts as I can author only 3 sub-parts as per my policy Given…

Q: preferred förmat. CSV Excel JMP Mac-Text Minitab14-18 Minitab18+ PC-Text R SPSS TI CrunchIt! Give a…

A: Obtain the 95% confidence interval for the mean time advantage of right-hand over left-hand threads.…

Q: 3.  Use the given information to find the p-value.  The test statistic for a two tailed test is z =…

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Q: The mean age of all 2550 students in a small community college is 22.8 years with a standard…

A: Given that  Population size N=2550 Population mean μ =22.8  Population standard deviation =3.2 And…

Q: Solve the given problem. Show solutions if solved manually or show the Excel computation results.…

A: Medical cost amount spent for alcohol weight Age 2100 200 185 50 2378 250 200 42 1657 100 175…

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Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

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Q: rse usage for Hertz. Round to 4 decimal places, as needed. Find the probability that Hertz has to…

A: a) Total number of cars  = 10 Booking Reservations = 11 Rented = 5 Probability of customer not…

Q: You are conducting a test of homogeneity for the claim that two different populations have the same…

A: Here is the sample data. Category Population#1 Population#2 A 17 42 B 45 77

Q: In a CBS News survey done in 2006, 88% of n = 348 randomly sampled married men said that they would…

A: Given that  Sample sizes n1=348 , n2=584 Sample proportion p1^=0.88 , p2^=0.84

Q: A single serving bag of Ray's Classic Potato Chips is listed on the package to be 28.3 grams. The…

A: Given that  Sample size n =25 Sample mean =28.3 Standard deviation =0.2

Q: If your claim is in the alternative hypothesis and you fail to reject the null hypothesis, then your…

A: Null hypothesis is denoted H0 and alternative hypothesis is denoted H1 or Ha

Q: Use the standard normal table to find the​ z-score that corresponds to the given percentile. If the…

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Q: ewing A researcher wishes to estimate the average number of minutes per day a person spends on the…

A: Given: Confidence level = 0.99     Population standard deviation σ=38 Margin of error (E) =    10

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Q: A popular resort hotel has 200 rooms and is usually fully booked. About 6% of the time a reservation…

A: Given that

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A: There are 2 independent samples which are X1 and X2. We have to test whether the means of the two…

Q: Find the area under the standard normal curve between -1.46 and 0.61.

A:

Q: t proportion of T values do you expect to exceed the evidence bars against H0:mu = 23 grams when…

A: Given: Hypothesized mean = 23 Significance level = 0.05 The test is two tailed.

Q: Here are the vote tallies from an election. Determine the winner using plurality, runoff, and…

A: Given information: As per guidelines we will solve the first question only, please repost other…

Q: which statistical analysis correctly analyzes the repeated measures (also known as within subjects)…

A: In the given problem we have to answer the question, which statistical analysis correctly analyses…

Q: At the P. Nutty Peanut Company, dry roasted, shelled peanuts are placed in jars by a machine.  The…

A: Given,mean(μ)=16.1standard deviation(σ)=3.5sample size(n)=30

Q: 44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has x = 60…

A: Comment: As per the our company guidelines we are supposed to answer only one question. Kindly…

Q: 3 3 1 10 15 6 1 5 3 7 10 10 12 Iculating the Hierarchical Agglomerative Clustering using M: and…

A: a b c d e f g h x 3 3 1 7 10 15 6 8 y 1 5 3 7 10 10 12 11 Manhattan Distance Mdist =…

Q: Find the indicated probability using the standard normal distribution.   ​P(z2.68​)

A: We have given   P( &lt;-2.68)  Or Z&gt;2.68)

Q: with a standard deviation of 2.4 years. 3.2 years, alnd he distibdtion is fhon-iormal. A fandom…

A: We have given that  Sample mean = 23.2 Standard deviation = 2.4 Sample size = 12

Q: A CNN/Time poll conducted in the United States October 18-20, 2006, asked, "Do you favor or oppose…

A: Given: n=1771,p^=22.2%=0.2220,MOE=1.33%=0.0133 We find level of confidence were they use?

Q: Which of the following example of a systematic probability sampling? *

A: here use basic of sampling method

Q: Determine whether the given conditions justify testing a claim about a population mean μ The sample…

A: Given sample size is n=17, σ = 4.33 the original population is  normally distributed.

Q: null hypothesis H0 was rejected at the significance level = 0.10. What will the result of the…

A: Solution

Q: You are conducting a test of independence for the claim that there is an association between the row…

A: By using online calculator

Q: The width of a confidence interval calculated to estimate the population mean decreases (gets…

A: The confidence interval for population mean os given by   x̅  ±  Zα/2*(σ/√n) Where, x̅ = sample mean…

Q: Consider the following data for a dependent variable y and two independent variables, 1 and . 30 12…

A: Solution: The excel data analysis tab output  for regression analysis  y related to x1  is

Q: Salary     Mean 34096.3 Standard Error 1570.314564 Median 36705.5 Mode #N/A Standard Deviation…

A: Central tendency is a descriptive statistics.

Q: The % of alcohol content is normally distributed for the mouthwash of brand A, with a standard…

A: Solution-: Given: n=13, s=0.07 (7%), σ0=0.05 (5%) We want to find the 95% C.I. for  σ ?

Q: The 3-point shooter star of your favourite team usually attempts eight 3-point shots in a basketball…

A: Given that there 8 3-point shots in a basketball game. The team record shows that the shooter makes…

Q: Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the…

A: Given P=0.45 q=1-p  =0.55

Q: e of 260 students at this college is selected, and it is found that 50 commute more than fifteen…

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Q: A student was asked to find a 98% confidence interval for widget width using data from a random…

A: Given 98% CI for population mean μ 10 &lt; μ &lt; 34.7 , n=29

Q: 1. Z= 2.01 2. Z = 2.13 3. Z= 2.25 %3D

A: We have given that the different z-scores. Here, need to find out the probability at these z-scores.…

Q: 6.  Test the claim that μ > 2.85.  Use a significance level of .01.  The sample data consists of 9…

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Q: Use the Central Limit Theorem to find the mean and standard error of the mean of the sampling…

A: The mean is 241, the standard deviation is 70 and the sample size is 34.

Q: Identify test statistic Identify Z value Reject or accept hypothesis

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Q: term insurance with sum insured $1000 payable at the end of the year of death. Let us suppose that…

A: