Question

Claim: Most adults would erase all of their personal information online if they could. A software firm survey of 501 randomly selected adults showed that 65% of them would erase all of their personal information online if they could. Find the value of the test statistic.

Answer #1

Population proportion value is =0.5

n=501

Estimate for sample proportion

Z test statistic formula for proportion

=6.72

Claim: Most adults would erase all of their personal information
online if they could. A software firm survey of 550 randomly
selected adults showed that 65% of them would erase all of their
personal information online if they could. Find the value of the
test statistic.

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randomly selected adults showed that 58% of them would erase all
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The value of the test statistic is ___.

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(Round to two decimal places as needed.)

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(a) and (b) below. a. Express the original claim in symbolic form.
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information
online if they could. A software firm survey of 677 randomly
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(Round to two decimal places as needed.)
Claim: The mean pulse rate (in beats per minute) of
adult males is
equal to 69 bpm. For a...

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