Question: In a test of the difference between the two means below, what should the test value be for a t test? sample 1 sample 2

In a test of the difference between the two means below, what should the test value be for a t test?

sample 1 sample 2

sample mean 80 55

sample variance450 80

sample size 10 14

a) 0.17

b) 0.18

c) 0.49

d) 3.51

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