In research, it is not practical to include all members of a population. Is this true or false

Q: The number of observations in a population is said to be the size of population. O True False

A: Here we want to know given statement is true or not.

Q: The Hawaii Visitors Bureau collects data on visitors to Hawaii. The following questionswere among 16…

A: Introduction: A population in Statistics is defined as the collection of all possible objects,…

Q: Suppose that a sample is to be taken without replacement from a finite population of size N. If the…

A: a) Sampling is without replacement scheme. The population size is N. Sample size is same as the…

Q: Precisely what is meant by the statement that a population is normally distributed?

A: Generally data comes from different sources might be biased towards a particular property. It could…

Q: A small-town mechanic says that 8% his customers come in for an oil change. When  1000 samples were…

A: Target population means, the set of elements that we want to know more about

Q: In which of the below surveys the information is collected for each and every individual of the…

A: Option a is not correct. Since, online survey is the data collection method in which only the people…

Q: For a given set of populations and house sizes, different methods of apportionment may lead to…

A: Answer is true.

Q: In the permutation topic, please describe the tree diagram and give a sample illustration.

A: Permutation : A permutation of a set is a loosely defined organization of its members into a…

Q: The Hawaii Visitors Bureau collects data on visitors to Hawaii. The following questionswere among 16…

A: The population contains all individuals/subjects about which information can be collected . So , the…

Q: A​ _____________ is a procedure for testing a claim about a property of a populatio

A: In this case, we need to fill a suitable answer for the given question.

Q: 2. How many different letter arrangements can be made from the letters in the word of STATISTICS?

A: Number of letters in the word STATISTICS = 10 Number of S's = 3 Number of T's = 3 Number of I's = 2…

Q: A poling organization contacts 1138 teenagers who are 13 to 17 years of age and live in the United…

A:

Q: The following summary appears in a report on a survey covering 1,000 fields. Find out if the data…

A:

Q: Find the standard deviation for the set of numbers. 9, 16, 7, 14, 6, 6, 7, 13, 17 O 4.2 4.8 O 4.4 O…

A: From the provided information, Sample size (n) = 9 The sample mean can be obtained as:

Q: According to a published study, 1 in every 9 men has been involved in a minor traffic accident.…

A: Given: Sample size (n) = 25 Probability of minor accident =19

Q: A study was conducted to examine whether the proportion of females was the same for five groups…

A: Given:  five groups (Groups A, B, C, D, and E). There are Five groups n=5

Q: b. Identify four uses of computer in statistics and discuss any two.

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the prevalence of patients with teeth for men over 65 years old? O 34.7% O 42.2% O 29.9% O…

A: From the output, the prevalence of patients with teeth for men over 65 years old is 25.4%. Thus, the…

Q: According to an almanac, 80% of adult smokers started smoking before turning 18 years old. (a) If…

A: Given that, n=400,p=0.80 (a) The expected number of adult smokers to have started smoking before…

Q: Suppose that a 2012 National Health Interview Survey gives the nu which gives the number of adults…

A: Solution

Q: The symbol u represents the mean of a sample of size n. True False

A: We know that the  μ represents the population mean which is equal to the E(X) i.e. μ=E(X) is known…

Q: Suppose a survey is taken of 300 high school seniors out of a total of 1,000 seniors. This group is…

A: the group is probably a

Q: Your town does a study and finds that 3 in 5 dogs have licenses. If there are 250 dogs in town, how…

A: In the given study it has been found that 3 in 5 dogs have licenses. The probability that the dogs…

Q: In testing for the equality of k population means, the number of treatments is​?

A: In a testing of equality of k population means, consider µ1, µ2, …, µk are the k population means.

Q: The genders of the subjects in a study on freshman study habits is

A: HERE WE HAVE TO DECIDE WHICH IS TYPE OF DATA WHEN STUDY ON FRESHMEN STUDY HABITS

Q: For a population frame containing N = 1,007 individuals, what code number should you assign to the…

A: If we associate counting (natural) numbers with each unit then we have largest number associated of…

Q: For a fixed sample size, the lower we set α, the higher is the ___________.

A: If the level of significance is set as lower, then there is a decreasing chance of committing a type…

Q: A spinner is divided into five equal sectors labeled 1 through 5. What is the probability of getting…

A: GivenA spinner is divided in five equal parts labeled 1 -5No. of spins(n)=5Probability of getting…

Q: According to a 2019 survey by Sleepopolis, 34% of American adults sleep with some form of "comfort…

A: Let the random variable X be the number of American adults sleep with a comfort object from sample…

Q: Given this information, if having a laptop is independent of gender, the expected number of males…

A: The expected count can be obtained as E = (row total × column total)/Total

Q: How many distinct permutations are there in the word STATISTICS?

A: The total number of alphabets in the word STATISTICS is 10.   Based on alphabets. No, of S's n1 = 3…

Q: Following the model above, if 128 different people each observe one randomly chosen groups of four…

A:

Q: s there a way to note the difference between Permutations and combinations?

A: Combinations: The total number of ways, r number of success can occur in n number of trails without…

Q: In the Aloha state, you are very unlikely to be murdered! However, it is considerably more likely…

A: Given that, The following numbers represent the crime rates per 100,000 population in Hawaii:…

Q: Suppose that insurance companies did a survey. They randomly surveyed 450 drivers and found that 300…

A: Part a:          x = 300         n = 450         p' = 300/450 = 0.6667   Part b:  X is the number of…

Q: the Aloha state, you are very unlikely to be murdered! However, it is considerably more likely that…

A: The distribution is given as under: Crime Crime Rates Burglary 903.6 Theft 512.7 Assault…

Q: The tree diagram shows the sample space of two digit numbers that can be created

A: As per given by the question, shows the sample space of two digit numbers that can be created the…

Q: In the Aloha State, you are very unlikely to be murdered! However, it is considerably more likely…

A:

Q: On a youth soccer team 3 out of 12 team members have played in previous years. Based on this…

A: The formula of mean is,

Q: A survey of a subset of a population is called a? survey of element. target survey. sampled…

A: Solution A sample refers to a group or section of a population from which information is to be…

Q: A survey of 400 school empl yielded the following information: 295 were instructors, 215 were…

A: We have given that- Total number of school employee = 400 No. of instructors = 295 No. of full-time…

Q: The results of the total test scores of 60 test takers as new employees of hardware companies are as…

A: Solution-: We find the given data is population or sample?

Q: Find the mode of the following number of computers available to students at randomly selected high…

A: Given data, 9,19,7,16,13,19,7,13,13   Sort the data in ascending order. 7,7,9,13,13,13,16,19,19…

Q: In order to generalize to a population a sample must be randomly selected O a. Cannot say O b. True…

A:

Q: Here is a set of sample data. 83 89 32 94 18 38 74 30 79 21 84 99 88 25 72 46 93 49 5 7 28 82 52 47…

A: The five number summary are: minimum, first quartile, median, third quartile, and maximum.

Q: A bank seeks to look at in what ways their customers participate in the stock market. They think…

A: Population A collection of persons, things or objects involved in the study is population.  Sample…

Q: From a Population consisting of following values of 2,2,4,4 and 8, how many samples of size two can…

A: The population size is N = 5 Sample size is n = 2

Q: d. There are exactly 6 people in the sample who are NOT afraid of being alone at night.

A: Given : 50% of the Americans are afraid of being alone in a house at night ,  which means Americans…

Q: A complete enumeration of all items in the ‘population’ is known as

A: Population refers to information about each and every unit.

Q: According to an​ almanac, 60​% of adult smokers started smoking before turning 18 years old. ​(a) If…

A: Given Information: proportion p=60%=0.60 (a) If 300 adult smokers are randomly selected, how many…