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Study Resources (Statistics)

Identify which type of sampling is used random, systematic, convenience, stratified, or cluster. An internet site asks its members to call in their opinion regarding their web searching habits. Which type of sampling is used? A. Cluster B. Stratified C. Systematic D. Convenience E. Random.
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Identify whether each type of data given below is categorical/qualitative or numerical/quantitative by checking the associated box if the data is numerical. The gender of a randomly selected student. The height of a randomly selected student. The major of a randomly selected student. The number of colors used in a.
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Identify the statement below as either descriptive or inferential statistics. A certain website had an average of 528 visitors per day last week. Is the statement an example of descriptive or inferential statistics? A. It is an example of descriptive statistics because it uses a sample to make a claim.
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Identify the sampling techniques used, and discuss potential sources of bias (if any) Explain. After a earthquake, a disaster area is divided into 150 equal grids. Forty of the grids are selected, and every occupied household in the grid is interviewed to help focus relief efforts on what residents require.
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Identify the type of data (qualitative/quantitative) and the level of measurement for the education level of survey respondents. Explain your choice. Are the data qualitative or quantitative? Quantitative, because numerical values, found by either measuring or counting are used to describe the data. Qualitative, because descriptive terms are used to.
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Identify which goal of experimental design (i.e., reducing bias or limiting effects of sampling error) is aided by the following procedures: Including extreme treatment levels Using a paired design Keeping room temperature constant in an experiment designed to test the effects of a pesticide on insect survival Eliminating artifacts when.
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Identify whether the studies described here are based on (1) single samples, (2) paired samples, or (3) independent samples. a. An investigator compares vaccination histories in 30 autistic schoolchildren to a simple random sample of non-autistic children from the same school district. b. Cardiovascular.
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Identify whether each of the following slate. menis is more appropriate as a null hypothesis or an alternative hypothesis. Hypothesis: The number of hours that grade school children spend doing homework predicts their future success on standardized tests. Hypothesis: King cheetahs on average ran the same speed as standard spotted.
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Identify the type of sampling being used: Cluster Convenience Simple Random Systematic Stratified a. The quality control department of a semicinductor manufacturing company tests every 100^th product from the assembly line with a random starting b. The Economics department wants to estimate the study habits of its Econ 300 students..
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Identify the type of sampling used (random, systematic, stratified, or cluster sampling) in the situation described below a man is selected by marking company to participation in a pained focus group the company says that the man was selected because his name is among the first 400 in the phone.
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