Find the mean ,median, and mode of the following data. If necessary round one or more decimal place then the largest number of decimal places given in the data

Q: In a particular river, a certain micro-organism occurs at an average rate of 10 per mililitre. A…

A: Given: Population average rate per milliliter λ=10 Sample average micro organisms = 3478 Sample size…

Q: The table below lists the frequency of wins for different post positions in a horse race. A post…

A:

Q: each child gets at least $3 b) each child has at least $4

A: According to given question , There are total 45 bills of $ 1 It means each child may get {0 ,1 ,2…

Q: Please give two types of sampling that causes bias. Give an example of each

A: Sampling : It is the statistical method which is used to take sample from population in a different…

Q: Calculate the standardized test statistic. The standardized test statistic is -3.04. (Round to two…

A: It is given that  μ = 30 x̄ = 28.9 σ = 3.13 n = 75 α = 0.04

Q: The rejection region on a right-sided test with CV = 2.45 is   Group of answer choices (-infinity,…

A: GivenCritical value(CV)=2.45Test is right tailed test

Q: Suppose a group is interested in determining whether teenagers obtain their drivers licenses at…

A: Given,

Q: Q6. For the following set of data from five participants showing Hours of Sleep and Results in a…

A: Given data: Hours of sleep Dexterity 7 8 8 8 9 9 10 10 10 15

Q: You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002.…

A: Given that  size n=17 with mean M=91.5 and a standard deviation of SD=11.5.

Q: The Office of Student Services at a large western state university maintains information on the…

A: GivenMean(μ)=20standard deviation(σ)=8sample size(n)=145

Q: The organizer of a conference is selecting workshops to include. She will select from 8 workshops…

A: We have given that  She will select from 8 workshops about music and 8 about poetry.

Q: The regression equation is y=+x. (Round to one decimal place as needed.) Given that the systolic…

A: from given date first find mean; Mean of X =MX=∑Xn=4555=91 Mean of Y =MY=∑Xn=7775=155.4

Q: A PhD student in the sociology department tries to construct a 99% confidence interval for the…

A: The question is about sample size estimation Given : Confidence level = 0.99 Margin of error ( E ) =…

Q: Football Air Pressure During the NFL's 2014 AFC championship game officials measured the air…

A:

Q: Many studies have investigated the question of whether people tend to think of an odd number when…

A:

Q: Based on the data shown below, calculate the correlation coefficient (to three decimal places) x y…

A: The sample size is n = 6.

Q: A sample of size 16 was taken from a very large population. Sample statistics, x¯ and s, were used…

A:

Q: ello, I really need help with solving this problem. Can you please show ALL your work for each step?…

A: To determine if there is a linear correlation in the population of all husbands and wives at the 5%…

Q: Chloe has a part-time job at an ice skating rink selling hot cocoa. She decided to plot the number…

A: Regression equation has two variables. They are independent and dependent variable. It has two…

Q: After that, X independent fair coins are tossed and the number of heads obtained is denoted by Y.…

A: A fair die is tossed and its outcome is denoted by X,   X~116 216 316 416 516 616.   For k = 1, . .…

Q: A company claims that the mean monthly residential electricity consumption in a certain region is…

A:

Q: The data was obtained in a study on the number of absences in the day and the final grades of seven…

A: Given data: Student Number of Absences Final Grade A 6 82 B 2 86 C 15 43 D 9 74 E 12 58…

Q: presented here.     Process A Process B Sample mean 2.0 3.0 Standard deviation 1.0 0.5 Sample size…

A: Given that.    Process A Process B Sample mean 2.0 3.0 Standard deviation 1.0 0.5 Sample…

Q: The data below shows the scores a sample of husbands and their wives received when given a happiness…

A: Consider the preliminary calculations given below:

Q: X and Y be standard normal random variables with correlation p. Compute the joint and marginal…

A:

Q: Assuming that these two variables do have a linear relationship, would you classify their…

A: The scatter plot is used to determine is there any the relationship between the two variables or…

Q: The authors of a paper compared two different methods for measuring body fat percentage. One method…

A: Given: n = 16 Confidence level = 95% α = 0.05 Formula Used: Confidence interval = d ± tsdn

Q: Question 9 The marks obtained in a Statistics paper by a random sample of 200 male students have…

A: The following information has been given: n1=200          n2=150x¯1=54.6         x¯2=57.1s12=101.3…

Q: Which of the following is not a condition for linear regression? X and Y are independent. The…

A: We need to answer, which of the given statement is not a condition for linear regression.

Q: In a survey, 11 people were asked how much they spent on their child's last birthday gift. The…

A:

Q: Twenty years ago 51% of parents of children in high school felt it was a serious problem that high…

A: Given Information: Twenty years ago, 51% of parents of children in high school felt it was a problem…

Q: Sample 1 Sample 2 (from polluted lake) (from unpolluted lake) 0.580 0.382 0.711 0.276 0.571 0.570…

A: Given: n1 = 5 n2 = 4 α = 0.1 Formula Used: Test-statistic t = X1 - X2s12n1+s22n2

Q: Ages Number of students 15-18 5 19-22 8 23-26 10 27-30 8 31-34 8 35-38 10 Based on the frequency…

A: class f rf = f/n 15-18 5 5/49 19-22 8 8/49 23-26 10 10/49 27-30 8 8/49 31-34 8 8/49…

Q: ative hypothesis. You must use statistical notation to expre

A: Hypothesis Testing: In many instances, a business researcher wants to test the differences in the…

Q: Test the claim about the population mean, μ, at the given level of significance using the given…

A: GivenClaim is μ=30α=0.04standard deviation(σ)=3.13Mean(x)=28.9sample size(n)=75

Q: c) Calculate Pearson's moment correlation coefficient. d) Interpret Pearson's moment correlation…

A:

Q: Compute the value of X in Table 2.  ii) Estimate mass that dissolved in the water if the…

A: Given data: Temperature C0 10 15 20 25 30 35 40 50 70 Mass (kg) 1.6 2.2 2.4 2.7 3.5 4.0 5.1 7.0…

Q: We constructed a 95% confidence interval for a population mean. Which of the following would cause…

A: The objective is to identify which of the given statements would cause the confidence interval to…

Q: tionnaire and administered it to a group of city dwellers and a group of country dwellers. Each city…

A: Rural Men Urban Men 22 25 19 23 18 20 17 18 15 12 10 9 6 4 4 3

Q: You are conducting a multinomial Goodness of Fit hypothesis test for the claim that the 4 categories…

A: The claimed proportions for 4 categories are given as pA = 0.1; pB = 0.25; pC = 0.25; pD = 0.4.

Q: nd y axsis labelled ?

A: Morphospecies on A Morphospecies on B Morphospecies on C 7 13 3 7 9 4 2 4 4 4 4 2 11 14 10…

Q: discuss discrete and continous distribution show example

A: Please find the explanation below. Thank you

Q: A PhD student in the sociology department tries to construct a 99% confidence interval for the…

A:

Q: Beth wants to determine a 99% confidence interval for the true proportion of high school students in…

A: Suppose p is the true proportion of high school students in that area who attend their home…

Q: There are 6 green apples and 7 red apples in a basket.   (a) What is the ratio of red apples to…

A: Given that  6 Green Apples  7 Red Apples  We have to find  (a) What is the ratio of red apples to…

Q: also considered. A lioness could initiate a chase (be the first one to charge the prey), or she…

A: Solution: The observed frequency table is Position Initiate Chase  Participant Chase Row Total…

Q: To test the reliability of electric devices, a sample of 35 devices was taken. The mean number of…

A: Probability: Probability is the ratio of favourable outcomes to all other potential outcomes of an…

Q: Find the 1st quartile.

A: It is given that the data in stem and leaf plot form represents the terms in minutes required for 26…

Q: The length of fish were measured at 3 different lakes.  Is there evidence to suggest that the…

A: Hypotheses: H0: μ1=μ2=μ3H1: At least one μ is different

Q: You are conducting a study to see if the accuracy rate for fingerprint identification is…

A: Hypotheses: H0:p=0.36H1:p<0.36