CK-12 Probability and Statistics - Advanced
http://www.ck12.org Chapter 7. Sampling Distributions and Estimations 7.6 Student’s t-Distribution Learning Objectives Use Stud ...
http://www.ck12.org Chapter 4. Discrete Probability Distribution Mean Value or Expected Value The mean value or expected value o ...
7.6. Student’s t-Distribution http://www.ck12.org z= x ̄−μ 0 σ/ √ n where ̄xis the sample mean,μ 0 is the hypothesized mean stat ...
4.3. Mean and Standard Deviation of Discrete Random Variables http://www.ck12.org μ= ( 0 )( 99 .9%)+( 15 , 000 )( 0 .1%) = 0 + 1 ...
http://www.ck12.org Chapter 7. Sampling Distributions and Estimations t= x ̄−μ s/ √ n t= 3. 21 − 3. 16 0. 067 / √ 11 t≈ 2. 48 If ...
http://www.ck12.org Chapter 4. Discrete Probability Distribution μ=E(x) =∑ x x p(x) μ= 0 (. 002 )+ 1 (. 029 )+ 2 (. 132 )+ 3 (. ...
7.6. Student’s t-Distribution http://www.ck12.org There are numeroust-distributions and all are determined by a property of a se ...
4.3. Mean and Standard Deviation of Discrete Random Variables http://www.ck12.org Review Questions Consider the following proba ...
http://www.ck12.org Chapter 7. Sampling Distributions and Estimations Since thet-distribution is symmetric about a mean of zero, ...
http://www.ck12.org Chapter 4. Discrete Probability Distribution 4.4 The Binomial Probability Distribution Learning Objectives ...
7.6. Student’s t-Distribution http://www.ck12.org The sampling distribution is moderately skewed and the sample size is 16≤n≤30 ...
4.4. The Binomial Probability Distribution http://www.ck12.org A company decides to conduct a survey on customers to see if the ...
http://www.ck12.org Chapter 7. Sampling Distributions and Estimations Example: You have just taken ownership of a pizza shop. Th ...
http://www.ck12.org Chapter 4. Discrete Probability Distribution Forx=2, only two will pass the test. This event has six simple ...
7.6. Student’s t-Distribution http://www.ck12.org Points to Consider Is there a way to determine where thet-statistic lies on a ...
4.4. The Binomial Probability Distribution http://www.ck12.org over a million possible outcomes. To tabulate such outcomes would ...
http://www.ck12.org Chapter 7. Sampling Distributions and Estimations Vocabulary Alternative Hypothesis The set of values that a ...
http://www.ck12.org Chapter 4. Discrete Probability Distribution p(x) = ( n x ) px( 1 −p)n−x Substituting we have:p(x) = ( 3 x ) ...
http://www.ck12.org CHAPTER 8 Hypothesis Testing Chapter Outline 8.1 Hypothesis Testing and the P-Value 8.2 TESTING APROPORTIONH ...
4.4. The Binomial Probability Distribution http://www.ck12.org b. The probability at most one customer means p(x≤ 1 ) =p( 0 )+p( ...
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