Suppose 123 people voted for danny if 55 of the votes from girls to votes for boys explain

Which representation has a constant of variation of -2.5

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?