Gellar hit a golf ball 300 meters across the field. How many kilometers did the golf ball travel?
1 answer:
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Answer:
The answer is
<h2>585 miles</h2>Step-by-step explanation:
In order to solve this question we use ratio and proportion
From the question
Day Drive 270 miles in 6 hours
So in order to find the distance drove in 13 hours, we compare the distance drove in 6 hours to the distance drove in 13 hours and solve
That's
if in 6 hours Day drove 270 miles
Then in 13 hours the person will drive
We have the final answer as
<h3>585 miles</h3>Hope this helps you
Answer:
Yes there is sufficient evidence to reject the company's evidence
Step-by-step explanation:
From the question we are told that
The sample size is n = 25
The mean is
The standard deviation is
The z-score is z = -1.94
The null hypothesis is
The alternative hypothesis is
Generally the p-value is mathematically evaluated as
From the z table the area under the normal curve to the left corresponding to -1.94 is
=>
=>
Let assume the level of significance is
Hence the this mean that
The decision rule is
Fail to reject the null hypothesis
The conclusion is
There is sufficient evidence to reject the company's evidence