Answer:
n = 1.125
Step-by-step explanation:
(Use Cross Product)
40n = 15 × 3
40n = 45
n = 1.125
Whats the mean,median,mode,range, of 6.5,7.5,7,8,8,8,9,10.5,10?
nekit [7.7K]
Mode=8
Range=4
Mean=15.2777778(rounded up to 15.28 or 15.3)
Median=8
Answer:
Estimation by inspection is better than trying to determine the line of best fit exactly
i) For a scatter plot : The use of estimation by inspection
ii) For a straight line graph : The exact determination method
Step-by-step explanation:
To create lines of best fit the estimation by inspection is better than trying to determine the line of best fit exactly .
This is because line of best fit only shows the trend of the data and in most cases it doesn't have to start from origin.
Scenarios :
i) For a scatter plot : The use of estimation by inspection
ii) For a straight line graph : The exact determination method
Answer:
(y-p)/2
Step-by-step explanation:
take p to the left side. + p becomes - p. Now divide the whole thing by 2
Answer:
Step-by-step explanation:
<u>Given fraction</u>:
Rewrite 9 as 3 · 3:
Cancel the common factor y in the first fraction and the common factor 3 in the second fraction:
