MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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What is the Testing
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- Use the 6 steps of hypothesis testing to conduct a T test You are a sprint coach and you believe you have a method of a racer starting that will improve times in 40-yard dash. The average for the whole track team in the 40 is 4.8 seconds. You select a sample of 30 athletes and teach them the new method. The sample has an average time of 4.56 with a std dev of 1.9 seconds. Did the new method improve times?arrow_forwardConduct a 6 Step Test of Hypothesesarrow_forwardWrite both the null and alternative hypothesis. Use the correct notation or vocabulary Less than 43% of students have access to high speed internet at home.arrow_forward
- Explain the difference, in your own words, between a null hypothesis and the alternative hypothesis. What do we set up hypothesis testing in this way?arrow_forwardPlease explain: What kind of a study can be measured by an independent samples t-test? What kind of a study can be measured by a dependent (paired) samples t-test? Give an example of a null hypothesis for an independent samples t-test: Give an example of a null hypothesis for a dependent (paired) samples t-test:arrow_forwardThe average person spends over 5 years of his or her life on social media. State the null and alternative hypothesis for the scenario using math symbols and words.arrow_forward
- When testing any experimental hypothesis, why is it important that the test you use to measure the outcome be both reliable and validarrow_forwardokay but is the p value GIVEN by the t test lower?arrow_forwardCould someone explain how to solve this problem? I've been stuck on this one for quite a while, thanks!arrow_forward
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