A random sample of 100 boxes of cereal had a sample mean weight of 396 grams. The standard deviation is known to be 5 grams. The upper end of the confidence interval for the mean is 405.8 grams

A questionnaire that asks respondents whether they "strongly agree," "somewhat agree," "somewhat disagree," or "strongly disagree" is most likely a(n) ________

A) unstructured questionnaire B) online questionnaire C) mail questionnaire D) moderately structured questionnaire E) completely structured questionnaire

Customers that have no relevant prior experience with a firm may base pre-purchase expectations on word-of-mouth comments, news stories, or the firm's own marketing efforts

Indicate whether the statement is true or false