Answer:
lol
Step-by-step explanation:
Gregory runs at a steady pace on his treadmill. In 2 hours, he runs 12 miles. The graph represents this situation. Which point w
ill be on the graph and represent the unit rate of miles per hour?
A (1, 6) C (3, 16)
B (1, 8) D (3, 18)
A (1, 6) C (3, 16)
B (1, 8) D (3, 18)
2 answers:
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Answer: d) 0.31
Step-by-step explanation:
Given : In a health club, research shows that on average, patrons spend an average of 42.5 minutes on the treadmill, with a standard deviation of 5.4 minutes.
i.e. and
It is assumed that this is a normally distributed variable.
Let x denotes the time spend by a person on treadmill.
Then, the probability that randomly selected individual would spent between 30 and 40 minutes on the treadmill.
Hence, the required probability = 0.31
Thus , the correct answer = d) 0.31