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1. Develop a hypothesis for a psychology study that it would be appropriate to test with a one-sample t test. Explain reasoning as to why this test would be suitable for the hypothesis.
2. Develop a psychological hypothesis that can test with a t Test for dependent means. Explain how a person would conduct this study to make it appropriate to be evaluated by a t Test for dependent means.
3. Now change the study that was described in part 2 so that it is appropriate to conduct a t Test for independent means instead. Explain the changes that were made and why.
4. Compare and contrast the differing approaches discussed in 2. and 3. above. What are the advantages and disadvantages to each approach? Look again at the hypothesis. Is it more appropriate to conduct a between or within subjects design to test the hypothesis?
In how many ways can 14 entrees be randomly selected out of the 21 meat and poultry offerings?
Assuming that the sample is sufficiently large, construct a 90% confidence interval for the proportion of all cattle in estrus who are detected by this method.
In measuring the diameter of a cylinder to the nearest millimeter the sample space (in cm) is S = {5.3, 5.4, 5.5, 5.6, 5.7}.
Suppose you are designing and conducting a poll to see which of the presidential candidates are popular in your area.
question the annual commissions earned by sales representatives of machine products inc. a manufacturer of light
A standard deviation of $20, obtain the probability that a monthly landline phone bill for a household is less than $100.
The following data are survival times in days from a life-threatening condition: 15, 18, 18, 21, 21C, 25°, 26. Graph the estimated S(t) by the Kaplan-Meier method using a computer program.
During the last few decades many new management tools have been introduced. What tools would be the most profitable for managers?
in a sample of 1000 voters 520 plan to vote for candidate a. find the 95 confidence interval for the percent in favor
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Define the parameter of interest, μ.- Setup the null and alternative hypothesis of interest.- Find y‾ and s for the sample data, then use these values to compute the test statistic.
billiard ball a is moving in the y-direction with a velocity of 1.4 ms when it strikes ball b of identical size and
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