Question: Find stand test statistics t for sample n= 20 xbar= 13.1 s=2.0 a=.05 ha: u < 13.5 round to two decimals a) -1.27 b) -.87

Find stand test statistics t for sample

n= 20

xbar= 13.1

s=2.0

a=.05

ha: u< 13.5

round to two decimals

a) -1.27

b) -.87

c) -1.23

d) -.89

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