Answer:
A
Step-by-step explanation:
50 plus 50 is the easiest number to add so in the associative property you put the easiest problem in parentheses so you can do it first like answer A is
Answer:
Step-by-step explanation:
As we can see it is a right angled triangle so
hypotenuse (h) = 14 . 7 km
perpendicular (p) = 11.9 km
base (b) = x
Now by using Pythagoras theorem
Hope it was helpful.:)
Answer:
(c) 78% is a parameter and 72% is a statistic
Step-by-step explanation:
78% of students are receiving financial aid.
Number of samples selected = 100
72% of the sample selected are receiving financial aid.
The population is a made up of all the individuals we want to collect information from (the students of a particular college)
The part of the population from which sample are taken is called the sample.
78% describes the entire population while 72% describes the sample(100 students)
A parameter is a descriptive measure for a population while a statistic is a descriptive measure for a sample. Therefore
78% is a parameter while 72% is a statistic (C)
Answer:
A, 2/5
Step-by-step explanation:
8 + 10 + 9 + 6 + 7 = 40
9 + 7 = 16
16/40
divide both sides by 8 (common factor)
2/5
