Mathematics, 29.12.2019 15:31 monsurviky
Chelsea wants to determine the number of people in her school who read news reports on the internet daily. she asks five people in her language arts class. which improvements could chelsea make to her sample to increase the validity of the results? check all that apply.
increase the sample size
choose students from different grade levels
choose every fourth student in all language arts classes
decrease the sample size
choose students whose answer to the survey question is predetermined
Answers: 3
Mathematics, 22.06.2019 01:30
What is 0.368,0.380,0.365,and 0.383 in order from least to greatest
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Mathematics, 22.06.2019 02:30
Which of the following exponentially equations is equivalent to the logarithmic equation below?
Answers: 2
Mathematics, 22.06.2019 03:00
A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95
Answers: 2
Mathematics, 22.06.2019 04:30
Apopulation of 1500 insects grows exponentially, by a factor of 3 every week. select all equations that represent or approximate the population, p, as a function of time in days, t, since the time it was 1500.
Answers: 2
Chelsea wants to determine the number of people in her school who read news reports on the internet...
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