Sample problems below
Claim: Most adults
would erase all of their personal information online if they could. A software firm survey of
647 randomly selected adults showed that 58% of them would erase all of their personal information online if they could. Complete parts (a) and (b) below.
Claim: The mean pulse rate (in beats per minute) of adult males is equal to
69.4 . bpm. For a random sample of 147 adult males, the mean pulse rate is 70.87 bpm and the standard deviation is 10.51 bpm. Complete parts (a) and (b) below.
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