a. Complete the table by calculating the expected frequencies. b. What is the chi-square test statistic? Round to three decimal piaces. c. What are the degrees of freedom? d.f.= d. What is the p-value for this sample? Round to four decimai places. p-value = e. Is the p-value less than a?| f. Make a decision. Select an answer g. Make a conclusion. O There is sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected. O There is not sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected. O The sample data support the claim that all 5 categories are equally likely to be selected. O There is not sufficient sample evidence to support the claim that all 5 categories are equally likely to be selected.

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Which statistic (mean, median, or mode) is most appropriate in each of the following situations? a. Tables in the dining hall are numbered 1 through 12 for students who eat there. The principal calls out a number for the table that will go through the buffet line first. The other tables follow in order of the table numbers. One student is sure the principal calls certain tables more often. She keeps track of which numbers are called over a 21-day period. Mean O Median Mode b. The offensive line of a football team is larger than in previous years. The program will list a statistic to show this fact. O Mean O Median Mode c. A reporter is doing a story on the falling prices of homes in a large neighborhood. The reporter wants to demonstrate how the prices have fallen for the typical home, not just the most expensive houses. Mean O Median Mode

n, where k is the percentile and n is the sample size. Given a sorted sample of 234 IQ scores, what is the value of the 40th percentile? 100 When finding the value of a percentile, the location of that value is L = Choose the correct answer below. O A. The 93rd IQ score in the sorted list O B. The 40th IQ score in the sorted list. O C. The 94th IQ score in the sorted list O D. The IQ score midway between the 40th and 41st scores in the sorted list.

Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations. The students in Hugh Logan's math class took the Scholastic Aptitude Test. Their math scores are shown below. Find the mean score. 572 529 346 346 557 356 359 592 470 482