Answer the questions below.
1 answer:
Answer:
(a) 85m
(b) 61cm
Step-by-step explanation:
(a) We know that the formula for the perimeter of a rectangle is , where a is the length and b is the width, or vice versa. So for this garden,
(m)
(b) We know that the formula for the area of a rectangle is , where L is the length and W is the width. Note that these values are interchangeable, e.g. 2*3=3*2=6. So for this window,
(cm)
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Answer: 0.80
Step-by-step explanation:
Given : The owner of the West End Kwick Fill Gas Station wishes to determine the proportion of customers who pay at the pump using a credit card or debit card.
He surveys 100 customers and finds that 80 paid at the pump.
Then, sample proportion=
Since , the best point estimate for population proportion is sample proportion.
Therefore, the estimated value for population proportion =0.80