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Arts, 14.07.2019 10:00, dani2997

Sampling error can be caused by: a) the size of the population b) the method of the sample unit definition c) the method of sample selection d) the method of population selection e) the education of the researcher

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Mathematics, 13.07.2019 20:00, jobmoon

Maridel wants to find out how many of her classmates plan to come to the next football game. there are 800 students in her school. she selects a sample of the population by putting the names of every student into a bag and drawing out 100 names. which statement(s) describe her sampling method? check all that apply. her method will produce a biased sample. her method will produce a valid sample. her method will produce a random sample. her method will produce a representative sample. her method will produce an invalid sample.

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Mathematics, 29.07.2019 17:30, anayabeatriz

Explain why increasing the sample size tends to result in a smaller sampling error when a sample mean is used to estimate a population mean. a. the above statement is incorrect, the sample size has no effect on the sampling error. b. the larger the sample size, the more closely the possible values of \bar{x} cluster around the mean of \bar{x} c. if the sample size is larger, the possible values of \bar{x} are farther from the mean of \bar{x},

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Mathematics, 06.10.2019 09:30, londonval

The key factors in determining the accuracy of an opinion poll are a. the sample size and whether the sample has the same percentage of men and women as the population. b. the size of the sample and whether the sample was selected from the population by a random method. c. the population size and the sample size. d. the sample size and the timeline over which the sample was taken. e. the anonymous nature of the sampling process and sample size.

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Mathematics, 03.11.2019 07:31, teresaparraz34

Maridel wants to find out how many of her classmates plan to come to the next football game. there are 800 students in her school. she selects a sample of the population by putting the names of every student into a bag and drawing out 100 names. which statement(s) describe her sampling method? check all that apply. a) her method will produce a biased sample. b) her method will produce a valid sample. c) her method will produce a random sample. d) her method will produce a representative sample. e) her method will produce an invalid sample.

Answers: 1

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