A circle rolls once, without slipping, along the outside of a square with sides of length 4 inches, and returns to its starting
point at A. The radius of the circle is 1 inch. To the nearest hundredth of an inch. how far does the center of the circle travel? (Use 3.14 for pi)
PLS PLS HELP. And show work and explain!
PLS PLS HELP. And show work and explain!
1 answer:
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Answer: The confidence interval would be (120.6, 159.4).
Step-by-step explanation:
Since we have given that
n = 200
mean =
Standard deviation =
At 95% confidence interval, z = 1.96
So, 95% confidence interval would be
Hence, the confidence interval would be (120.6, 159.4).