MATH 1P98 Lecture Notes - Null Hypothesis, Statistical Hypothesis Testing

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MATH 1P98 Full Course Notes
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MATH 1P98 Full Course Notes
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Margin of error: e = zc p 1 q 1 n1 p 2 q 2 n2. Ex: a car manufacturer states that its new model gets 78mi/gal. Let be the mean gas mileage for this car. The claim = 47 is called the null hypothesis. (h0: = 47) If i reject the null hypothesis, i need a claim to accept; the alternate hypothesis. Alternate hypothesis is that < 47. (h1: < 47) Left tailed: if h1 states that the parameter is less than the value claimed in h0. Right tailed: if h1 states that the parameter is more than the value claimed in h0. Two tailed: if h1 states that the parameter is different than the value claimed in h0. The vet takes rosie"s pulse 6 times in 6 weeks. x = 105bpm. P(x < 105) = p(z < -2. 04) = 0. 0207 = 2%

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