Miss Barton and three neighbors purchase a snowblower to share. If the snow blower cost for 439.20, describe how you can estimat
1 answer:
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Answer:
2.104
Step-by-step explanation:
Data provided in the question:
For sample 1,
n₁ = 110
μ₁ = 94
s₁ = 14
For sample 2,
n₂ = 85
μ₂ = 72
s₂ = 15
Now,
Standard error =
or
Standard error =
or
Standard error = √4.43
or
Standard error = 2.104