. Calculate the estimate for p, the true probability of success b. Calculate and interpret a 90% Confidence interval for the true probability of success. c. You would like to know if p is actually greater than 1/3, so you test the following null hypothesis: H0: p ≤ 1/3 What is the alternative hypothesis? Conduct and interpret this test at the 0.05

Q: You wish to test Ho:μ₁ = μ₂ versus Ha: ₁ μ₂ at a = 0.05. You obtain a sample of size n₁ = 10 with a…

A: From the provided information, n1=10x1=73.8s1=17.5n2=6x2=55.5s2=8.7α=0.05

Q: ut of 400 people sampled, 152 preferred Candidate A. Based on this, estimate what proportion of the…

A: given data,n=400x= preferred Candidate A =152CI=0.90α=1-0.90 =0.10p^=xn=152400=0.38

Q: the objective of bivar methods is to study the association/relation between 2 variables

A: Followings are the Explanation of the question  1) In Bivariate word mentioned that analysis od the…

Q: n = 15, p = 0.40, and x > 10

A: Givenn=15p=0.40x~Binomial(n=15,p=0.40)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1,..,n

Q: (d) Would it be unusual for a male's growth plates to fuse when he is 23 years old? Explain.

A: Here, µ= 19 , σ= 15.4/12 = 1.2833. Here, X follows a normal distribution. An observation is unusual…

Q: E DESCRIPTIVE STATISTICS Constructing a Venn diagram with 2 Own a cat Own a dog Own both a cat and a…

A: Given,no.of people own a cat=95no.of people own a dog=77no.of people own a cat and a dog=58

Q: For their final project, a group of Statistics students investigated their belief that female's text…

A: Male :  83,42,34,61,20,23,55,23,24,126,56,30,127,34,26,12 Arrange data :  12, 20, 23, 23, 24, 26,…

Q: B6. The price of shares of Bank of Florida at the end of trading each day for the last year followed…

A: Given that Mean price = $42 per share & Standard deviation =$2.25

Q: The recidivism rate for convicted sex offenders is 15%. A warden suspects that this percent is…

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

Q: The World Bank reports that 1.7% of the US population lives on less than $2 per day. The Governor of…

A: From the information, x=10, n=500 and p=0.017.

Q: What is the z value for comparing this new new smaller sample to the population? Round your answer…

A: Given information: Players(the Sample) Points per Game Jimmy Butler 21.5 Bam Adebayo 18.7…

Q: The following data represent the pH of rain for a random sample of 12 rain dates. A normal…

A: given data,n=12we have to find out the point estimate for the population mean…

Q: 3. Ranking the -ilities In a group, review the MIS infrastructure characteristics and rank them in…

A: MIS The management information system for infrastructure needs to focus on all the internal and…

Q: You are conducting a study to see if the proportion of mer over 50 who regularly have their prostate…

A: given data,two- tailed test Z=3.14we have to find out the p-value for the given data,here for find…

Q: About 7% of the population has a particular genetic mutation. 100 people are randomly selected. Find…

A: Sample size (n)=100 Probability of success (p)=0.07 We have to find  the mean for the number of…

Q: When a large number of samples are drawn from a negatively skewed population, the distribution of…

A: Given information- We have given that a large number of samples are drawn from a negatively skewed…

Q: Testing: Ho:μ = 17.4 Η: μ < 17.4 Your sample consists of 39 subjects, with a mea and standard…

A: Given that  Sample size n =39 Sample mean=16.6 Standard deviation =4.05

Q: Suppose that you flipped a fair coin 200 times. (On any flip, “heads” and “tails” each occurs with…

A:

Q: Students in Mrs. Barnes’s class determined the probability that she will check homework on a…

A:

Q: study of 30 college students showed that 25 are binge watching series. Find a 95% confidence…

A: given data  n = 30  x = 25 95% ci for p  = ?

Q: You are using a local home remodeling company to remodel your kitchen. They have 1515 different…

A: It is given that  Cabinet door style = 15 Countertop choices = 8 Types of flooring = 19

Q: Out-of-State Tuitions The out-of-state tuitions (in dollars) for random samples of both public and…

A:

Q: Using traditional methods it takes 99 hours to receive an advanced driving license. A new training…

A: The question is about hypo. testing Given : Popl. mean time to receive an advanced driving license (…

Q: The following data show the number of hours per day 12 adults spent in front of screens watching​…

A: Solution-: From the given dat we want to find the 99​% confidence interval to estimate the average…

Q: A simple random sample of size n = 37 is obtained from a population that is skewed left with u = 31…

A:

Q: Until Summer 2012, if you wanted an iPhone you needed to lock into a two-year contract. Then some…

A: Let us first summarize the companies along with the rates they are offering. Virgin Mobile began…

Q: You have $400,000 saved for retirement. Your account earns 10% interest. How much will you be able…

A: Value(P) = $400,000  Interest (r) = 10%  = 0.10 Time (t)= 15 years  Payout annuity :  P = PMT * (1-(…

Q: OVA, it is more likely that at least one F-ratio will be significant when _________.

A: two factor ANOVA Two-way analysis of variance: Analysis of variance in which two criteria (or…

Q: (a) Which of the following must be true about Rafael's and Maya's sales? Maya's sales were higher in…

A: It is given that  Total salesperson = 750000 Rafeal’s percentile = 94th Maya’s percentile = 82th

Q: The NIDA was interested in the effects of the 2020 pandemic on drug abuse in teens. In particular,…

A: Note: In case of multiple questions, as per the guidelines answer to one question will be provided.…

Q: (a) Which of the following must be true about Kareem's and Leila's scores? Both Kareem and Leila…

A: It is given that the Kareem’s score was at the 44th percentile and Leila’s score was at 93rd…

Q: press the confidence interval 11.1%<p<24.9%11.1%<p<24.9% in the form of ˆp±MEp^±ME

A: given data, the confidence interval is  11.1%&lt;p&lt;24.9%we can also write  without percentage…

Q: QUESTION 1 Find the confidence level related to the critical value Za/2=1.555 O 88% O 12% O 93% 94%…

A: As per our guidelines I can solve only first one question. Kindly post the remaining questions…

Q: Physicians at a clinic gave what they thought were drugs to 960960 asthma, ulcer, and herpes…

A: N= 960  P'= 52% = 0.52  P= 0.49 q= 1-P= 1-0.49 = 0.51

Q: Use the standard normal distribution or the t-distribution to construct a 90% confidence interval…

A: Given that n =21,mean =3.56,standard deviation =0.47,alpha =0.10

Q: You source a battery for your product from two different suppliers (A and B). You suspect that the…

A: The given problem is of  independent sample test because, two samples ( batteries ) from two…

Q: Y₁ = P₁ + ß₁ log(X¡₁) + ß₂ log(X¡2) + ß3log (X¡3) + ß4log (Xi4) + eį The above model is Select one:…

A: Solution: Given model is  Yi= β0+β1log(Xi1)+β2log(Xi2)+β3log(Xi3)+β4log(Xi4)+ei

Q: Activity 2: How many colleges are you applying to? 1. Record the data for the class here. 2. Create…

A: 1)  Consider the class data set for number of colleges each student has applied. Number of…

Q: In a sample of 120 adults, 114 had children. Construct a 99% confidence interval for the true…

A:

Q: In a large ball pit, 20% of the balls are red. You plan to jump in and randomly select 10 balls.…

A: In a large ball pit, 20% of the balls are red. You plan to jump in and randomly select 10 balls. The…

Q: Practice Q2. An internet search engine looks for a certain keyword in a sequence of independent…

A: The following information has been provided: Let X =number of sites that contains the keyword. The…

Q: Assume that a sample is used to estimate a population proportion p. Find the 80% confidence interval…

A: The given sample size is 134 with 60 successes.

Q: You roll a 4 sided die 300 times. The following table lists the how many times each number came up…

A: Solution: Given information: k= 4 Categories  n= 300 Sample size

Q: Which one of the following statements is false?   The median rating for Aggressiveness is higher…

A: Introduction: It is required to identify the false statement.

Q: Construct a Venn diagram illustrating the sets below. U=(a, b, c, d, e, f, g} w={a, b, c, f} X= {d}

A: given dataU= {a,b,c,d,e,f,g}W={a,b,c,f}X={d}we have to find out the Venn diagram for the given data

Q: A random sample of 100100 observations is selected from a binomial population with unknown…

A: The z-test statistic for proportion is given by, zt=p^-pp1-pn Where,  zt = z-test statistic, p̂ =…

Q: K Determine the area under the standard normal curve that lies to the right of (a) Z= 1.13, (b) Z=…

A:

Q: Required information A certain brand of dinnerware set comes in three colors: red, white, and blue.…

A: Solution: Given information: P(red) = 0.18 P(white)= 0.49 P(blue)= 0.33

Q: K The lengths of a particular animal's pregnancies are approximately normally distributed, with mean…

A:

Q: In 1990, 6.1% of job applicants who were tested for drugs failed the test. At the 0.01 significance…

A: Followings are the exlpnation of the question  Use the One sample Z proportion test Given that, The…