QUESTION 1For a perfect correlation to happen. What would the last y value need to be?xy12243?QUESTION 7If 79 like dogs and cats, 13 like dogs only, and 95 like cats only, what is the probability of selecting a person who likes dogs, regardless if they like cats? Report your answer in percentage form and round to the second decimal place.QUESTION 10A population is known to have a standard deviation of 28, but the population mean is unknown. What is the upper limit for a 90% confidence interval with a sample mean of 50 and a sample size of 66? Round to the second decimal place.QUESTION 11Mark decides to use the mode as the measure of central tendency for his map study. His data set is 3, 17, 22, 5, 4, 16, 27, 22, 17, 22, 5, 3. What is the mode?A.5B.17C.22D.271 pointsQUESTION 12If the mean is 19 and the standard deviation is 2. A typical value does not go below what value?QUESTION 14A distribution has a mean of 3 and a standard deviation of 4 what is the z score of a raw score of 7. Round to the second decimal place.1 pointsQUESTION 15A z score of 2.0 is _____ the mean than a z score of 1.0.closer tofurther awaysame distance frommore standardized to1 pointsQUESTION 16A distribution has a mean of 0 and standard deviation of 2. What is the raw score for a z score of 0.22? Round to the second decimal place.QUESTION 22What is the sum of squares for the following data? Round to the second decimal place, if needed.62, 92, 35, 15QUESTION 26An insurance company hires Ulrich to explain car accidents that are the result of people who look at the road while driving but do not see an oncoming car, a type of accident labeled as âdriver looked but did not see.â Ulrich creates an experiment in which participants see two pictures flashing on a computer screen. Both pictures show the same scene but one is slightly different. Ulrich records how long it takes people to notice the change (reaction time) and how many sets of pictures they view during a 5minute session. What should Ulrich include on a scatterplot to most effectively describe these data?A.number of pictures viewed and genderB.reaction time and total study timeC.reaction time and number of pictures viewedD.reaction time and genderQUESTION 29A distribution has a mean of 3 and a standard deviation of 4 what is the z score of a raw score of 7. Round to the second decimal place.QUESTION 35A high pvalue means you shouldreject the null hypothesis and support the research hypothesisreject the null hypotheis and not support the research hypothesisfail to reject the null hypothesis and support the research hypothesisfail to reject the null and not support the research hypothesisQUESTION 37Find the sample standard deviation for the following values. Round to the second decimal place.6, 65, 631 pointsQUESTION 38If the sample size is 56 what would be the degrees of freedom be for a one sample ttest?QUESTION 41A population has a standard deviation of 31 but the population mean is unknown. What is the lower limit for a 95% confidence interval for a sample mean of 68 with a sample size of 74? Round to two decimal places.1 pointsQUESTION 42If the sample size is 40 and the calculated tstatistic is 1.5, what is the pvalue for a not equal to research hypothesis?.141667.1547892.138920.1123491 pointsQUESTION 43If the mean of an assessment is 74 and the standard deviation is 17. Most people will NOT score above what value?1 pointsQUESTION 44For a normal distribution with a mean of 2 and a standard deviation of 3 what the probability of scoring between a 5.75 and 11? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.1 pointsQUESTION 46For a normal distribution with a mean of 2 and a standard deviation of 3 what the probability of scoring between a 1 and 5? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.1 pointsQUESTION 47For a normal distribution with a mean of 0 and a standard deviation of 1 what the probability of scoring between a 3 and 3? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.1 pointsQUESTION 48For a normal distribution with a mean of 1 and a standard deviation of 2, what is the percentile of a score of 3? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.QUESTION 50For a normal distribution with a mean of 0 and a standard deviation of 1 what the probablity of scoring above a 1.64? Report your answer in percentage form to the second decimal place. Make sure you use the z table to get the exact answer.
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