Referring to the Student Union ATM data set, statistics homework help

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Referring to the Student Union ATM data set, statistics homework help

Refering to the Student Union ATM data set: Identify the following measures of Variation.

1338 = __________
78846.81 =____________

280.796 = _________

Refering to the Student Union ATM data set: Respectively, what percent of deposits made were under $351 and what percent were over $365?

Refering to the Student Union ATM data set: Given a z-score of 1.96, what is the Confidence Level measurement?