Answer:
Statistic
Step-by-step explanation:
Since, a characteristic of a sample is called statistic. It is used to estimate the value of a population parameter and can be computed from the sample.
Here, the sample is 104 children,
For which the average number of hours of sleep per night was 9.46 hours,
∵ 9.46 is the number that can be computed from the sample of 97 children.
Hence, the number 9.46 is a Statistic
9% of dog owners took their dog on vacation
Mayfield has approximately 4400 dog owners
Find 9% of 4400
0.09 * 4400 = 396
So 396 of Mayfield's dog owners took their dog on vacation with them last year.
Answer:
x = 2 ± 
Step-by-step explanation:
isolate (x - 2)² by adding 8 to both sides and dividing by 2
2(x - 2)² = 4
(x - 2)² = 2 ( take the square root of both sides )
= ±
x - 2 = ± ( add 2 to both sides )
x = 2 ± ← solutions
Step-by-step explanation:
According to the empirical
Definition of probability, by continuing to increase the number of trails, it will ultimately get very close to a number which is the probability of obtaining a head in a single toss of the coin. The this is known to be 1/2 or 0.5
