Ebony earns 2000 a month if she spends 450 a month
1 answer:
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Answer: 90% confidence interval would be
Step-by-step explanation:
Since we have given that
n₁ = 50
Number of metal tagged penguins survived = 10
So,
n₂ = 50
Number of electronic tagged penguins = 18
So,
So, at 90% confidence interval, z = 1.28
So, interval would be
Hence, 90% confidence interval would be
Answer:
Cost of new carpet per square foot should be less than or equal to $3.54.
Step-by-step explanation:
Given:
Money have to buy carpet =
dimension of game room is 20 feet by 12 feet
So we can say length l = 20 feet
and width w = 12 feet
let be the cost per square foot for new carpet.
Assuming game room to be rectangular in shape we will find the area of it.
Area of room =
Total area cost per square feet ≤ Total money we have
Hence,
Hence Cost of new carpet per square foot should be less than or equal to $3.54.