Answer:
6/8, 9/12
Step-by-step explanation:
1.5 cars per hour. 12*1.5=18
Answer:
The sample size is
Step-by-step explanation:
From the question we are told that
The lower bound of the range is a = 51
The upper bound of the range is b = 710
The margin of error is
Generally the standard deviation is mathematically represented as
=>
=>
From the question we are told the confidence level is 95% , hence the level of significance is
=>
Generally from the normal distribution table the critical value of is
Generally the sample size is mathematically represented as
=>
=>
Infinity many solutions because they both equal the same when the problem is solved.
Answer:
52°
Step-by-step explanation:
both the triangle and the line equal 180 so, 180-127=53 53+75=128 180-128=52