A genetics experiment involves a population of fruit flies consisting of 1 male named Andre and 3 females named Barbara, Charlene, and Dana. Assume that two fruit flies are randomly selected with replacement. After listing the possible samples and finding the proportion of females in each​ sample, use table to describe the sampling distribution of the proportion of females.  The proportion of females is 0, 0.5 and 1.

Q: A rowing team consists of four rowers who weigh 18, 24, and 36 pounds. Find all possible random…

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Q: A genetics experiment involves a population of fruit flies consisting of 1 male named Alfonso and 3…

A: Total number of fruit flies in a population = 4 Number of mal flies = 1 Number of female flies = 3…

Q: A rowing team consists of four rowers who weigh 152, 156, 160, and 164 pounds. Find all possible…

A: Weigh of four rowers in a rowing team is population . So the given population is :…

Q: Suppose that 40% of all people in a certain population have brown hair. If a random sample of 100…

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Q: niversity 37% of the students support the green party. Suppose a sample of size 94 students and are…

A: Given, p=0.37 n=94

Q: 1. A cell phone company wants to draw a sample of 600 customers to gather opinions about potential…

A: Given, Total sample size, n = 600 The sample size of I-phone owners = 200 The sample size of I.G…

Q: The population of scores from which you drew the samples for a sampling distribution is called the

A: Solution The population of scores from which you drew the samples for a sampling distribution is…

Q: A political analyst believes that a senator's recent decision to support a bill resulted in a drop…

A: Here, the claim is, senator’s recent decision to support a bill resulted in a drop of approval…

Q: The average age of the MBA students in a statistics class is 30.7 years old. The ages of five…

A: Given data: 36, 25, 25, 29, 30.

Q: (b) Has the proportion of adults who totally abstain from alcohol changed? Use the a = 0.10 level of…

A: Here it is given that , of the 1100 adults surveyed, 352 indicated that they were total abstainer.…

Q: A sociologist wants to know the proportion of adults with children under the age of 18 that eat…

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Q: A biologist wants to determine if different temperatures (15°C, 25°C, or 35°C) and amounts of…

A: Solution-: We want to find what type of sampling is described in the given (problem) study?

Q: For each probability and percentile problem, draw the picture. The speed of cars passing through…

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Q: A population consists of the numbers 2, 4, 8, 10 and 5. Let us list all    the possible samples of…

A: Given : Population size (N)=5 2 4 8 10 5 Sample size (n)=3

Q: class contains 8 students. Find the number of ordered sample of size 3 with replacemen

A: Since , the class contains 8 students. Our aim is to find the number of ordered sample of size 3…

Q: A study compares students who use a website and students who do not use the website. In addition to…

A: Given, The two samples (141 students who were users of the website and 68 students who were not…

Q: A teacher at a school obtains a sample of students by selecting a random sample of 20 students from…

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Q: researcher decided to study the dietary habits of community college students. She did so in a way to…

A: Solution: The sampling methods can be classified into two types 1) Probability or random sampling…

Q: Suppose that we will randomly select a sample of n= 94 elements from a population and that we will…

A: From the given information, n=94 and p=0.8 n(1-p)=941-0.8              =18.8

Q: A company is started by four friends. The company was Erica’s idea, so she wants to fill 70% of the…

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Q: A six-sided die is rolled twice and the mean of the two results is solved. Construct the sampling…

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Q: samples of three cards are drawn at random from a population of eight cards numbered from 1 to 8.…

A: Using  the combination formula,   nCr= n!r!(n-r)!n=8, r=3     Substituting,  8C3=…

Q: A study shows that 80% of students in a school love to listen to music while studying, with a…

A: Given : A study shows that 80% of students in a school love to listen to music while studying, with…

Q: A researcher wants to be sure that the sample in her study is not unrepresentative of the…

A: It is needed to check whether the sample is unrepresentative of the population in her community.

Q: have a sample with data values of 7, 19, 8, 15, and 11. How do I solove for the z-score for each of…

A: Given data, 7, 19, 8, 15, and 11.   Mean=∑xn=605=12   Sample standard deviation is

Q: how do you find random sample of 20 "items" from some population or process? And make the table with…

A: To find a random sample of size 20 from a population, we use simple random sampling. The simple…

Q: How do you differentiate cluster sampling with stratified sampling? a. In stratified sampling there…

A: In stratified sampling technique, the sample is created out of the random selection of elements from…

Q: Sleep apnea is a condition involving irregular breathing during sleep. Suppose that 20% of the…

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Q: A survey is being conducted to determine if the students are satisfied to the foods that are being…

A: Cluster sampling We know that in cluster sampling the population is divided into 'n' groups which…

Q: A rowing team consists of three rowers who weigh 18, 24, and 36 pounds. Find all possible random…

A: The all possible random samples of size 3 from a population of size 3 is 33 = 27 The given weights…

Q: Personal phone calls received in the last three days by a new employee were​ 2, 4, and 7. Assume…

A: Given that  Personal phone calls received in the last three days by a new employee were​ 2, 4, and 7…

Q: What sampling method is used when a statistic student did a research on the time spend by grade11…

A: Simple random sampling: A procedure for selecting a sample of size n out of a finite population of…

Q: After a disappointing season, President Adams, who is 5’7” tall, is voted off the Presidents’…

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Q: 4. Out of 450 randomly selected people in a soccer match, 225 of them were students. Compute the…

A: 450 people are selected randomly; n=450 225 of them were students; x=225

Q: There are 30 boys and 20 girls in a class. If a teacher selects a sample of boys and girls as per…

A: Stratified Random Sampling: The population consists of N units which is divided into k relatively…

Q: When 2 births are randomly selected, the sample space for genders is bb, bg, gb and gg. Assume that…

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Q: A newspaper article about the results of a poll states: "In theory, the results of such a poll, in…

A: Margin of error = 0.05 Sample proportion = 0.99 z critical value at 0.05 is 1.96

Q: The Department of Health is conducting random drug testing in a barangay in relation to their age.…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: A company is started by four friends. The company was Erica’s idea, so she wants to fill 70% of the…

A: Chi-square test- The use of this test is to check how likely the observed frequency will be if we…

Q: Find the mean of the sampling distribution of p̂.

A: The population proportion is 0.16, and sample size is 400 patients.

Q: In a survey,  55% of the voters support a particular referendum. If 40 voters are chosen at random,…

A: Given that, 55% of the voters support a particular referendum.  Sample size = 40

Q: The reason why samples are selected at random is

A: We know that  Random sampling :  Selecting a sample randomly from the population . By selecting…

Q: A worker wants to determine the average weight of fish fillets in his freezer. There are hundreds of…

A: In cluster sampling, clusters are chosen as samples and are completely enumerated.

Q: Consider a population consisting of five values - 1, 2, 2, 4, and 8. Find the population mean and…

A: Assume that the population size as 5 with the values of 1, 2, 2, 4, 8.Population mean: X-bar=∑Xi/N…

Q: Calculate the variance of a sample for which n=5, sigmax^2=1320, sigmax=80

A: Given data n=5∑x2=1320∑x=80

Q: A radio advertiser wishes to choose a sample of size 100 from a population of 5000 listeners. He…

A: In stratified random sampling we divide the population into equal parts then we select proportional…

Q: A biologist wants to determine if different temperatures (15oC, 25oC, or 35oC) and amounts of…

A: To find: What type of sampling is described in this study?

Q: In an activity, students are pulling marbles from a large jar containing blue and red marbles. In…

A: We need to identify suitable sample size

Q: A rowing team consists of four rowers who weight 152, 156, 160, and 164 pounds. Find all possible…

A: The table below shows all possible samples without replacement of size two along with the mean of…

Q: Estimate the parameter 'p' in the sampling from binonial

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.