A company tested 11 random brands of vanilla yogurt and found the number of calories per serving given below. (Note that more than 110 different brands of vanilla yogurt exist.) Complete parts a through 120 160 140 110 110 110 160 160 110 140 100 O No Is the 10% Condition met? O No V Yes Is the Independence Assumption met? V Yes O No It cannot be determined from the information given. Is the Nearly Normal Condition met? No Y Yes b) Find a 95% confidence interval for the average calorie content of vanilla yogurt per serving.

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Among random patients at Kaiser, the number of people with certain blood types is as follows:                                      O            A            B           AB Hispanic                    11             9           8            2 Caucasion                 19            8           4            4   From this data, is blood type independent of etnicity?

What is the difference between an observational study and an experiment? Choose the correct answer below. OA. In an experiment, a treatment is applied to part of a population and responses are observed. In an observational study, a researcher measures characteristics of interest of a part of a population but does not change existing conditions. OB. In an experiment, a treatment is applied to an entire population and responses are observed. In an observational study, a researcher measures. characteristics of interest of an entire population but does not change existing conditions. OC. In an experiment, a researcher measures characteristics of interest of a part of a population but does not change existing conditions. In an observational study, a treatment is applied to part of a population and responses are observed. OD. In an experiment, a researcher measures characteristics of interest of an entire population but does not change existing conditions. In an observational study, a…