Answer:
The correct answer is "16.987, 20213".
Step-by-step explanation:
Given that,
By using the table, the critical values of t will be:
=
Now,
The confidence interval will be:
=
By putting the values, we get
=
=
Answer:
B. {0, 5, 6, 7}.
Step-by-step explanation:
The range is the set of y-values.
3384 because .88 times 1800 is 1584 and you have to add that to 1800 making it 3384 (or the questions is really easy and its just 1800.88)
Answer:
2 laps per minute
0.5 minutes per lap
Step-by-step explanation:
The original ratio is 12 laps in 6 minutes, or
To find the unit rate, you divide the numerator by the denominator to find the amount per one.
laps per minute:
, 2 laps per minute
minutes per lap:
, 0.5 minutes per lap
Had to look for the options and here is my answer.
Starting from the 1950s, both robberies and air pollution has increased and the conclusion that we can say regarding this increase is NOT JUSTIFIABLE. It is not justifiable because population is a different variable and they are not directly related to each other. Hope this helps.