Question

In order to play in the bounce house at the party, children must weigh within 8 pounds of the 34

pound weight recommendation,
a. What is the margin of error?
b. Express the acceptable weights as an interval.
c. Write an expression in the format to represent the interval.
d. Sally weighs 44 pounds. Can she play in the bounce house?
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Answer 1

a) 8 pounds.

b) [26,42]

c)
`26 \leq w \leq 42`

d) Weight above 42 pounds, so she cannot.

Explanation:

a. What is the margin of error?

Within 8 pounds, so margin of error of 8 pounds.

b. Express the acceptable weights as an interval.

34 - 8 = 26

34 + 8 = 42

[26,42]

c. Write an expression in the format to represent the interval.

`26 \leq w \leq 42`

d. Sally weighs 44 pounds. Can she play in the bounce house?

Weight above 42 pounds, so she cannot.