Alex ran 534.3 miles in 100 days. if he ran an equal distance each day, how many miles did he run per day?
1 answer:
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Answer:
Final answer is .
Step-by-step explanation:
Given expression is
Now we need to find about what is product of both factors.
We see that both factors are in exponent form having equal base "x".
So we can apply formula:
Hence final answer is .
Answer:
Option B)
Step-by-step explanation:
We are given the following in the question:
Hypothesis:
The doctors and u=instructor claims that practicing yoga reduces blood pressure and hence is beneficial to people.
Population mean, μ = 140 mm
Sample mean, = 139 mm
Sample size, n = 51
Sample standard deviation, s = 5 mm
Thus, we can design the null hypothesis and alternate hypothesis as
The null hypothesis states that the population have a blood pressure of 140 mm. The alternate hypothesis states that yoga reduces the blood pressure and the sample has a blood pressure less than 140 mm.
Thus, the correct answer is
Option B)
