Publications by Shiju Zhang
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Question 1: One-Sample z-Confidence Interval for a Population Proportion (8 points) You are investigating the proportion of customers satisfied with a product. From a sample of 100 customers, 70 express satisfaction. Calculate a 90% confidence interval for the true proportion of satisfied customers. prop.test(n = 100, x = 70, conf.level = 0.90) ##...
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A Data Analysis Tool Basic Math Arithmetic Skills: 12 - 7x2 + 8/2= 2, 1/3 + 1/6 + 0.8 = 1.3, 25% = 25/100 = 1/4 = 0.25. Algebraic Skills: 3x - 5 = 19, x = 8 Exponents and Radicals: \(3^2-\sqrt{36}=3\) Functions: y = 3x + 4. Data analysis The topics include Numerical display of data (e.g. mean, median, mode, range, variance/standard deviation, q...
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A Data Analysis Tool Basic Math Arithmetic Skills: 12 - 7x2 + 8/2= 2, 1/3 + 1/6 + 0.8 = 1.3, 25% = 25/100 = 1/4 = 0.25. Algebraic Skills: 3x - 5 = 19, x = 8 Exponents and Radicals: \(3^2-\sqrt{36}=3\) Functions: y = 3x + 4. Data analysis The topics include Numerical display of data (e.g. mean, median, mode, range, variance/standard deviation, q...
1743 sym
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A Tutorial on Quarto Author SZhang ::: panel-tabset ## Show Student Data Name Quiz1 Quiz2 Tom 98 95 Annie 99 94 Cindy 96 100 Chad 89 93 Alice 85 100 David 78 97 Bill 88 90 Wendy 96 87 Ting 86 94 Explain This data is from… Click here to see more examples You really should work hard … Analysis Name = c("Tom", "Annie", "Cindy",...
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A Tutorial on Quarto Author SZhang 3.1 Introduction Quarto enables you to weave together content and executable code into a finished document. To learn more about Quarto see https://quarto.org. 3.2 Running Code When you click the Render button a document will be generated that includes both content and the output of embedded code. You can embe...
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A Tutorial on Quarto Author SZhang ShowExplainMoreInsert a Table Student Data Name Quiz1 Quiz2 Tom 98 95 Annie 99 94 Cindy 96 100 This data is from… Click here to see more examples You really should work hard … Wait…...
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A Tutorial on Quarto Author SZhang 3.1 Introduction Quarto enables you to weave together content and executable code into a finished document. To learn more about Quarto see https://quarto.org. 3.2 Running Code When you click the Render button a document will be generated that includes both content and the output of embedded code. You can embe...
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A Tutorial on Quarto Author SZhang 3.1 Introduction Quarto enables you to weave together content and executable code into a finished document. To learn more about Quarto see https://quarto.org. 3.2 Running Code When you click the Render button a document will be generated that includes both content and the output of embedded code. You can embe...
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Document
A Tutorial on Quarto Author SZhang Introduction Quarto enables you to weave together content and executable code into a finished document. To learn more about Quarto see https://quarto.org. Running Code When you click the Render button a document will be generated that includes both content and the output of embedded code. You can embed code l...
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A Tutorial on Quarto Author SZhang Introduction Quarto enables you to weave together content and executable code into a finished document. To learn more about Quarto see https://quarto.org. Running Code When you click the Render button a document will be generated that includes both content and the output of embedded code. You can embed code l...
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