tamin Din 88 chadren whe live in a northem state was measured, and the sampte proportion who were not defcent 1-sample test for a single preportion N Null value Sample proportion se of sample propertion Results 88 0.5 .602 Test for 1 preportion (1 sided, greater than): Vakue192

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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itanin D in 88 children who live in a northern state was measured, and the sample progortion who were not deficient was recorded. Results of a hypothesis test to decide whether over SON are vitamin D
1-tample z-test for a single proportion
Null value Sample proportion SE of sample proportion
0.602
Results
88
0.5
0.053
2-Test for 1 proportion (1 sided, greater than): -Vakue- 1.92
a) Is the date categorical or quantitative? How do you know
Categorical since responses are in one of two possible categories.
PValue- 0.0275
Quantitative since the sample proportion was calculated.
O Quantitative since the sampling distribution of all possibie sample proportions is approximately normal.
O Categorical since t's a survey.
b) State appropriate null and alternative hypotheses.
Hoi B0.5.
HPe0.5.
c) Using the information in the output table, the test statistic isz
and the -value
0) If you draw a sampling distribution picture,
in a standard normal distribution
The p-value is the area (probabilty)
e) The definition of the p-value in context is (round percents to the nearest tenth and the proportion to 3 decimal places)
percent if
percent of the children in the state are vitamin D deficient
or higher is
The chance of observing a sample proportion of
Transcribed Image Text:itanin D in 88 children who live in a northern state was measured, and the sample progortion who were not deficient was recorded. Results of a hypothesis test to decide whether over SON are vitamin D 1-tample z-test for a single proportion Null value Sample proportion SE of sample proportion 0.602 Results 88 0.5 0.053 2-Test for 1 proportion (1 sided, greater than): -Vakue- 1.92 a) Is the date categorical or quantitative? How do you know Categorical since responses are in one of two possible categories. PValue- 0.0275 Quantitative since the sample proportion was calculated. O Quantitative since the sampling distribution of all possibie sample proportions is approximately normal. O Categorical since t's a survey. b) State appropriate null and alternative hypotheses. Hoi B0.5. HPe0.5. c) Using the information in the output table, the test statistic isz and the -value 0) If you draw a sampling distribution picture, in a standard normal distribution The p-value is the area (probabilty) e) The definition of the p-value in context is (round percents to the nearest tenth and the proportion to 3 decimal places) percent if percent of the children in the state are vitamin D deficient or higher is The chance of observing a sample proportion of
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