Suppose a designer has a palette of 15 colors to work with, and wants to design a flag with 3 vertical stripes, all of different colors.

Q: A random sample of 40 adults with no children under the age of 18 years results in a mean daily…

A: Given that  n1 = 40 , n2 = 40

Q: 3. A random sample of 200 items is found to have mean of 32 and standard deviation of 4.8. Find 99%…

A: Given  n=sample size=200, sample mean=32, sd=s=4.8, level of significance=0.01

Q: Samples of pages were randomly selected from three different novels. The Flesch Reading Ease scores…

A: Given that  p = 4.9379669E - 4 And df1=2 , df2=31

Q: modern dietary habits, the mean sodium level for healthy adults, μ, now differs from that given in…

A: Given that Sample size n =150 Sample mean=145 Population standard deviation =15 NOTE:- According to…

Q: Golf-course designers have become concerned that old courses are becoming obsolete since new…

A: Given that  Sample size n =176 Sample mean=258.5 Population Standard deviation =48.3

Q: A bus heading to university is always scheduled to arrive at a certain bus stop at 7:30am. The…

A: Solution-: Given: μ=0,σ=2 Let, X= The difference between the actual arrival time and 7:30am ∴X→…

Q: The odds against the horse Bucksnot winning the race are 6:7. What is the probability that Bucksnot…

A: Given that  The odds against the horse Bucksnot winning the race are 6:7.

Q: Data lists full IQ scores for a random sample of subjects with low lead levels in their blood and…

A: Solution: Claim: The mean IQ score of people with low lead levels in their blood is higher than…

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: Solution-: Given: μ=196,σ=22,n=50 Let, X= be the random variable We want to find P(the mean of…

Q: A sociologist is interested in the relation between x = number of job changes and y = annual salary…

A: Given that By using excel regression  excel > data > data analysis > regression >  input…

Q: Using your favorite statistics software package, you generate a scatter plot with a regression…

A: The regression equation is y = 85.15x + 76.68.

Q: #7 Find the line of Best-Fit: y 3 6 X 1 2 3 4 5 9 12 18

A: To find the line of best fit for the above data set,    ∑X= (1+2+3+4+5) = 15 ∑Y= (3+6+9+12+18) =48…

Q: A special deck of cards has 5 green cards, and 3 yellow cards. The green cards are numbered 1, 2, 3,…

A: GivenA special deck of cards Green cards numbered=1,2,3,4,5Yello cards numbered=1,2,3 G= card drawn…

Q: Provide an appropriate response. Use the Standard Normal Table to find the probability. Assume that…

A: Here, We have given that the heights of women are normally distributed with a mean of 63.6 inches…

Q: In a survey of 2586 adults in a recent​ year, 1323 say they have made a New​ Year's resolution.…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: what is the value of the test statistic for this test?

A: Subject's Self esteem     Low Medium High     5 2 3     3 2 2     3 4 3     5 3 3…

Q: A researcher is interested in whether completing a six-week speed-reading course designed for…

A:

Q: Assume that when human resource managers are randomly selected, 54% say job applicants should follow…

A: We have given that Probability (p) = 54% = 0.54 Number of HR manager (n) = 8 Here we will use…

Q: The amount of rainfall per month in Gotham City is normally distributed with a mean of 2.75 inches…

A:

Q: In the first-order linear regression model, the population parameters of the y-intercept and the…

A: The general form of simple linear regression equation is: y=β0+β1x+∈ where, y is the dependent…

Q: A class of 18 students took a test with 100 points. The standard deviation of the data is 18. Select…

A: Here we are given that, a class of 18 students took a test with 100 points. The standard deviation…

Q: LOCA- TION 1 DATA 49 POINT 2 63 LOCA- 13 14 TION 78 DATA 78 POINT 3 63 15 78 4 68 16 80 5 70 17 83 6…

A: from given data  n = 24 we have to find 7th decile   formula of decile :   Di = i(n+1)10th…

Q: Mr. Watson gave his students a biology test last week. Here are the test scores for each of the…

A: The given data shows the test scores for each of the fifteen students.

Q: The rabies vaccine for dogs can save your dog's life. If your dog bites another animal or is on the…

A: To find: What kind of test will you need to perform?

Q: Find the best predicted value of y corresponding to the given value of x. ^ 21) Six pairs of data…

A: It is given that  r = 0.789 y^ = 4x - 2 Mean of y = 19

Q: Several psychology students are unprepared for a surprise true/false test with 24 questions, and all…

A: It is given that several psychology students are unprepared for a surprise true/false test with 24…

Q: certain town, 65% of the voters support a school referendum up for a vote. If 5 voters are asked for…

A: Given that  n = 5 , p = 65% = 0.65 , q = 1 - p = 1 - 0.65 = 0.35 X ~ Binomial (n = 5 , q = 0.35) X :…

Q: In a recent​ year, the total scores for a certain standardized test were normally​ distributed, with…

A: Z is known as standard normal variable and it's value is obtained using standard Normal table.

Q: Two popular brands of tires for tractor-trailers are the Puma and the Eternal. Debra is a buyer for…

A: by bartleby policy i can gives only 3 subparts answer at a time From given data we have : Puma :…

Q: A particular type of tennis racket comes in a midsize version and an oversize version. Sixty percent…

A: Let X be the number of customers that want the oversize version of the tennis racket. p be the…

Q: Construction costs in East LA is not cheap.  You want to build a simple cost estimator for…

A:

Q: A class of 18 students took a test with 100 points. The mean of the data is 68. Select the sentence…

A: Here we are given that, a class of 18 students took a test with 100 points. The mean of the data is…

Q: Question 8. During September 2018, United Airlines introduced a new two-line boarding process…

A: From given data we have :x¯1=7   x¯2=12n1=41.5n2=54.9s1=9.1s2=14.1

Q: A tire company finds the lifespan for one brand of its tires is normally distributed with a mea…

A: Z is known as standard normal variable and it's value is obtained using standard Normal table.

Q: Another company for commute lengths on a daily basis. If the mean commute time is 53 min deviation…

A: Given that  Mean = M = 53  Standard deviation = SD = 11.2 P(X < A) = 15%

Q: Find the test statistic and p value

A: Actual Reported 64.8 65 67.8 68 70.3 71 61.3 2 62.2 61 68.8 69 66.3 66 70.7 70…

Q: sample space contains 7 sample points or outcomes. Let events AA and BB be defined according to the…

A: We have given that  P(1) = P(2) = P(3) = P(7) = 0.1P(4)=P(5)=0.05 and P(6) = 0.5

Q: Assume that matched pairs of data from a poll of Internet users who were asked if they make travel…

A:

Q: Two researchers conducted a study in which two groups of students were asked to answer 42 trivia…

A: given data group 1x¯1  = 25s1 = 4.5n1 = 200group 2x¯2  =19.6s2 = 4.3n2 = 20095% ci for μ1-μ2here i…

Q: Find the indicated probability. (1) The table below describes the smoking habits of a group of…

A: According to the given information, we have Total number of persons = 1073

Q: b. Conduct Single Factor ANOVA analysis as we did in Unit 10. Note: your data range is in B1:179 (or…

A: Since you have posted multiple questions, we will provide the solutiononly to the first question as…

Q: find the indicated probability using the standar normal distribution P(z > 0.13)   P(z > 0.13)=…

A: Required probability is P(Z>0.13)

Q: A grocery store manager did a study to look at the relationship between the amount of time (in…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Given the following frequency table, calculate the mean of X.  (Please round your answer to 2…

A: Given that  Frequency distribution table  X F=Frequency  7 4 9 3 10 4 11 4 Total 15

Q: Researchers conducted trials to investigate the effects of color on creativity. Subjects with a red…

A: given data bluex¯1  = 4.27s1 = 0.68n1 = 33redx¯2  = 3.46s2 = 0.84n2 = 46α = 0.01claim : μ1 > μ2

Q: Define percentile rank. What does it mean to be in the 70th percentile?

A: Data in statistics is divided into two types 1.quantitative data 2.qualitative data

Q: An experiment consists of first rolling a die and then tossing a coin: a. How many elements are…

A: first roll die and then toaa a coin roll die : {1,2,3,4,5,6} toss a coin : {head,tail}

Q: What can say about how the number of children compare for these two groups?

A: The data is given on a number of children of women who were aged 15-19 when first married.  The two…

Q: Use the given degree of confidence and sample data to construct a confidence interval for the…

A: According to the given information, we have Confidence level = 90% x = 82 n = 133

Q: Solve the problem. 48) A company manufactures batteries in batches of 29 and there is a 3% rate of…

A: