A study involves 629 randomly selected deaths, with 26 of them caused by accidents. Construct a 98 confidence interval for the percentage of all deaths that are caused by accidents.
A) 2.58 to 5.69 B) 2.28 to 5.98 C) 2.82 to 5.44 D) 2.09 to 6.18
Question 2
Suppose a coin is tossed four times. Let X denote the total number of tails obtained in the four tosses. What are the possible values of the random variable X?
A) 1, 2, 3, 4
B) HHHH, HHHT, HHTH, HHTT, HTHH, HTHT, HTTH, HTTT, THHH, THHT, THTH, THTT, TTHH, TTHT, TTTH, TTTT
C) 1, 2, 3
D) 0, 1, 2, 3, 4
Selected skeletal muscles (anterior view).
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