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Explanation: Justification: Statistics: Statistics is defined as the ‘science of data’, which deals...Explanation: Justification: Quantitative data: Quantitative data is defined as the data which are...Explanation: Given info: Various types of data are required by colleges and universities before...Explanation: Given info: A study was conducted to understand if action video game players were...Explanation: Given info: A study was published in the Journal of Productivity Analysis (Vol. 35,...Explanation: Given info: In one table relative frequencies and corresponding measurement classes are...Explanation: Given info: The pairs of events are, {The Dow Jones Industrial average increases on...Explanation: Given info: A sample of computer chips of size 100 are randomly selected from each...Explanation: Calculation: Sampling distribution of x¯ : When a random sample of size n is selected...

Explanation: Given info: The given value is n=23 . The distribution is normal with unknown mean and...Explanation: The hypothesis test about a population mean for a larger sample does not require any...Explanation: For the z-statistic of the difference of two means to be valid, the following...Explanation: One-way ANOVA: One-way ANOVA is a technique used for comparing two or more mean values....Explanation: Given info: There are 440 randomly selected coupon users. The data summarizes the study...Explanation: Calculation: The claim is to test whether the rows and columns are dependent. If the...Given info: There are 1,072 charitable givers who reported that their charitable contributions were...Explanation: Given info: The table summarize number of defectives produced among the three shifts....Explanation: Given info: The values are SSxy=−88 , SSxx=55 , SSyy=198 , x¯=1.3 , and y¯=35 ....Explanation: Given info: The independent variables in the study are x1,x2 and x3 . The ranges for...Explanation: The word quality basically defines the meeting or exceeding the customer’s...Explanation: Given info: The table shows that the number of workers in different categories from...Explanation: Given info: The data shows that the three independent random samples, and it is known...

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