Mathematics, 21.06.2021 16:20, rafamoreura

The number of arrivals per minute at a bank located in the central business district of a large city was recorded over a period of 200 minutes with the results shown in the table below. Complete parts (a) and (b)
Arrivals Frequency
0 21
1 46
2 40
3 36
4 25
5 20
6 8
7 3
8 1
a. Compute the expected number of arrivals per minute.
μ=_( please type as an integer or a decimal)
b. Compute the standard deviation
σ=_(please round to three decimal places as needed)

Answers: 2

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The number of arrivals per minute at a bank located in the central business district of a large city...