الخميس، 28 مايو 2020

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Posted by ahmadalhayk  | No comments

n a systematic random sample of size n
drawn from a population of size N, how many random numbers need to be generated to identify those subjects who are included in the sample?
n
N/n
N-n
1
n-1

Expert Answer

  • Kamlesh Rathore's Avatar
    while selecting a systematic sample of size "n" from a population of size we select only first object radnomly while other objects we will select in a specefic pattern
    so first we calculate k=\frac{N}{n} then we select first number "i" randomly with i<k and then we select every kth number from that so we need to select only first number randomly hence correct option is
    1
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Posted by ahmadalhayk  | No comments

This problem has been solved!

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In a systematic random sample of size n
drawn from a population of size N, how many random numbers need to be generated to identify those subjects who are included in the sample?
n
N/n
N-n
1
n-1
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Posted by ahmadalhayk  | No comments

Using the responses in column U, create a frequency table and answer are following. For the coding, use the following; No response = 0 Only a little = 1 Some how = 2 Quite a lot = 3 Exceedingly = 4 Create a frequency Table for the data using the format below Find the sample mean x Find the sample standard deviation, s Construct a histogram of the data (obtain more materials to do this) Complete the columns in 'a' above Find the first quartile Find the median Find the third quartile What percent of the responders answered lower than "some how" to the question Find the 25th percentile Find the 90th percentile
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