The answer should be 250 objects taken 2 at a time
What is the slope of the line through (-9,6)(−9,6)left parenthesis, minus, 9, comma, 6, right parenthesis and (-6,-9)(−6,−9)left
1 answer:
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Answer:
The t-statistic is
Step-by-step explanation:
From the question we are told that
The population mean is
The standard deviation is
The given data is 23, 35, 17, 30, 20, and 19.
Generally the sample mean is mathematically evaluated as
The t-statistic is mathematically evaluated as
=>
=>
Answer:
The length of the subway on the map is
Step-by-step explanation:
we know that
The scale on the map is equal to the length of the subway on the map divided by the length of the subway in the actual
so
Let
z------> the scale on the map
x------> the length of the subway on the map
y------> the length of the subway in the actual
In this problem we have
substitute and solve for x