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An independent-measures research study uses two samples, each with n = 12 participants. If the data produce a t statistic of t = 2.50, what are the correct decisions for a two-tailed hypothesis test at .01 and at .05? Could you include how you came to find the answer?
a commuter must pass through five traffic lights on her way to work and will have to stop at each one that is red. she
leverocks waterfront steakhouse in maderia beach florida uses a questionnaire to ask customers how they rate the server
towards the end of the semester some statistics students decides that it might be helpful to stude in groups for their
if the computed value of a chi-square statistic is less than the critical chi-square value reject the null hypothesis
Insurance policies ever have to pay out. You decide to test his claim at the a=0.1significance level. With a critical value of -2.33, compute the sample statistic.
Finding the probability of a pointer to land in a color among given three colors.
Tthe amount is approximately normally distributed with a mean of 16 and a standard deviation of 1.5. What percent of the cups will have 15 oz or fewer?
If a sample of 30 people selected from 300, find the probability that the mean will be less than 156 pounds using the correction factor.
Is P(K + 1) = P(K)(365-K)/365 and, If so, why? Find the smallest class size K for which the probability that two or more students have the same birthday exceeds 0.5.
a television station claims that its monday night movie regularly has 35 percent of the total viewing audience. if this
question 1 in a sample of 150 auto occupants 86 wore seatbelts. in a sample of 200 truck occupants 74 wore seatbelts.
find the value of z that would be used to test the difference between the proportions given the following. use g - h.
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