The data collection method can best be described as Census Clinical study Controlled study Survey

Q: a. The proportion of Pennsylvanians with a high school diploma is equal to 0.83. b. The proportion…

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Q: Identify the population and sample. In a random sample of Hartnell students, 45 said they…

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Q: Determine whether you would take a census or use a sampling process to find the average age of the…

A: A survey, which tries to include all of the population units in the sample, is defined as census.

Q: . If the medical faculty has 584 students registered, calculate how many medical students would be…

A: Given data in the problem is  University of the East Europe is interested in the overall performance…

Q: The Human resource team is surveying employee satisfaction. Among the stores it has around the…

A: cluster sampling and how the human resource team's approach to surveying employee satisfaction using…

Q: n Internet poll asked 4272 U.S. adults about their use of smart watches and fitness trackers. A…

A: Given:

Q: Why does Texas have some of the lowest voter turnout statistics in the nation?

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Q: Mrs. Feleo samples her class by selecting every ninth person on her class list. Which type of…

A: Mrs. Feleo samples her class by selecting every ninth person on her class list

Q: his box and whiskers was created from a random sample of new 1993 cars. The city gas milage (in…

A: The box and whisker plot for a random sample of new cars is provided in the question.

Q: About 2% of the population has a particular genetic mutation. 600 people are randomly selecte Find…

A: Given data,p=2%=0.02n=600Mean=?

Q: Nationally, 83% of Americans have earned a high school diploma.  We want to see if the proportion of…

A: We have to find sample proportion.

Q: Of the boys in grades 4, 5 and 6 in elementary schools in Michigan, what proportion have as primary…

A: It is given that Total number of students = 569 Number of boys = 272 Number of girls = 297

Q: Identify the population and sample. In a random sample of California residents 78 said they had…

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Q: Given 1,400 freshmen students with 600 male students and 800 female students, describe the way you…

A: The population is of freshmen students =1400The number of male students in  Strata-1 =600The…

Q: A student would like to estimate the average number of text messages sent by cell-phone users in a…

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Q: New Mexico State 0.3 (a) Use the sample mean for the 10 schools to estimate the population mean…

A: Given that  x 2.2 0.5 2.4 2.7 2 1.5 1.3 1.5 0.3 0.3 ∑x=14.7

Q: A senator wishes to estimate the proportion of United States voters who favor new road construction.…

A: The margin of error is 5% and the confidence level is 98%.When there is no prior knowledge about the…

Q: A programmer plans to develop a new software system. In planning for the operating system that he…

A: The margin of error (E) is 0.03 and the confidence level is 0.95.

Q: ks whether books are checked out by an adult or a child. She records this data for every fourth…

A: d) Given the librarian, check the books returned by the adults or a child are tracked. She records…

Q: Maci is a social networking maniac! Although she prefers Instagram, she also spends a lot of time…

A: Introduction A variable is a no., characteristic which can be counted or measured.

Q: There are eight patients waiting in a doctor's waiting room. They have been waiting for 9 minutes,…

A: Given: Given data in minutes is: 2, 4, 5, 7, 8, 9, 11, 12

Q: Last year, 41% of business owners gave a holiday gift to their employees. A survey of business…

A: Given Information : Population proportion , p = 0.41. Sample proportion , p⏞ = 0.32. Number of…

Q: How many success in the sample? How many failures in the sample? ? What size sample does the…

A: Answer:-  Given, n=1800

Q: An opaque jar contains 300 marbles, all either green or purple. Calista pulls out 10 marbles without…

A: # Given: no of marble in jar N=300  Sample of size n=10 drawn  No of purple marble in sample =2…

Q: It has been estimated that only about 30% of California residents have adequate earthquake supplies.…

A: The sample size (n) is 13 and p = 0.30.

Q: The Ministry of Health in the Canadian Province of Ontario conducted the Ontario Health Survey by…

A: Stratified sampling :- When we have Homogenous distinguishable sub-groups. Then the population is…

Q: The instructor takes her sample by gathering data on five randomly selected students from each Lake…

A: One of the types of probability sampling is called simple random sampling, or SRS, in which every…

Q: Ms. Scott, the principal of Phoenix High School, was conducting a survey about student's impressions…

A: Cluster sampling: Cluster sampling is defined as a method of sampling in which, at first, the entire…

Q: Given 1,400 freshmen students with 600 male students and 800 female students, describe the way you…

A: Given: Total population, N = 1400           Gender wise total population, for males, N1 = 600 and…

Q: (a) What is the level of significance? State the null and alternate hypotheses. O Ho: The…

A: To test the claim that the census distribution and the sample distribution agree, we will use the…

Q: Draw a histogram to show candidate A got 32 votes, candidate B got 10 votes and candidate C got 20…

A: Given that Candidate A got 32 votes, candidate B got 10 votes and candidate C got 20 votes.

Q: Please answer B, D and E:

A: Obtain the probability that the sample proportion will be within 0.05 of the population proportion…

Q: How many of the 3088 subjects used at least one prescription​ medication?

A: Number of adults aged 57 through 85 years in a survey, n = 3088 p be the probability that an adult…

Q: Find the value of the test statistic. Find the p-value. (Round your answer to three decimal places.)…

A: Null Hypothesis: H0: There is no difference in the average ratings among the three products.…

Q: Rangers tagged and released 250 small mouth bass into a Round Lake. A month later, fishermen on the…

A: Given that 250 small mouth bass are tagged and released in lake. A month later a sample of 50 mouth…

Q: In provincial-level monitoring in farms, will you do random sampling, representative sampling, etc.…

A: Here we explain sampling method.