Answer:
Years 3-4 and the percentage change was by 8%. Please vote Brainliest!
Step-by-step explanation:
Answer:
(B) The correct interpretation of this interval is that 90% of the students in the population should have their scores improve by between 72.3 and 91.4 points.
Step-by-step explanation:
Confidence interval is the range the true values fall in under a given <em>confidence level</em>.
Confidence level states the probability that a random chosen sample performs the surveyed characteristic in the range of confidence interval. Thus,
90% confidence interval means that there is 90% probability that the statistic (in this case SAT score improvement) of a member of the population falls in the confidence interval.
Answer: 2.5 times
Step-by-step explanation:
Given : The length of Chase’s bike ride=
The length of Maddie’s bike ride=
In improper fraction : Length of Chase’s bike ride=

Similarly , Length of Maddie’s bike ride= 
The number of times the length of Chase’s bike ride was Maddie’s bike ride= 

Hence, the length of Chase’s bike ride was 2.5 times Maddie’s bike ride.
40*1.2=48
1 represent the entire amount and .2 represents the tax added. When multiplied it would give you 48 as the final price.
Answer:
0.02375
Step-by-step explanation:
sana po nakatulong☺