Match the unknown angle majors scroll over each angle for a clear image
1 answer:
You might be interested in
Answer:
the standard deviation of the speeds of cars travelling on California freeways is 6.0 miles per hour
Step-by-step explanation:
The computation of the standard deviation of the speeds of cars is shown below;
The z score for the top 1% is 2.326
So,
= (75 - 61) ÷ standard deviation = 2.326
Standard deviation is
= 14 ÷ 2.326
= 6.0 miles per hour
Hence, the standard deviation of the speeds of cars travelling on California freeways is 6.0 miles per hour
<u>Answer:</u>
<u>Solution:</u>
Given: x=30
To solve:
On substituting the value of x,
On dividing 30 and 5 we get,
So, the option is 15.