Caden owns a popular retail website. The initial number of transactions that took place in the first hour of Monday was 10, and the number of transactions doubled every hour after the first hour. Which statement best describes the initial number of transactions in this situation? A. The initial number of transactions is a dependent variable. B. The initial number of transactions is neither an independent nor a dependent variable. C. The initial number of transactions is an independent variable. D. The initial number of transactions is both an independent and a dependent variable.​

Fran would like to estimate the mean amount of time it takes people in her town to travel to work. the town's population is 150,000 and about 90,000 of those are working adults. which statements are true? select each correct answer. there is no way to infer the value of the mean. she must collect data for all 90,000 working adults and calculate the mean. a larger sample of working adults will provide a better estimate of the true mean than a smaller sample. the population of working adults is too large for using a sample to estimate the mean of the entire group. if she takes a random sample of the population of working adults in her town, the mean for that group is likely close to the mean for the entire group.

Put the equation in slope intercept form by solving for y

Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect