您还没有登录,登录以后才可以查看答疑和进行提问。

试题详情

A researcher observed the number of times a hummingbird visited a feeder each day of the week with the following results: 6, 7, 4, 2, 3, 3, 3

Quantity A

Average (arithmetic mean) of data set

Quantity B

Range of data set


答案:B

专业教师答疑

问个问题