Answer: The point estimate of the population mean is <u>23</u>. The margin of error for the confidence interval is <u>2</u>.
Step-by-step explanation:
The confidence interval for the mean is of the form is given by :-

Given : Lower bound:
Upper bound :
Then ,the sum of lower and upper bound will be :-

Since

Hence, The point estimate of the population mean is <u>23</u>. The margin of error for the confidence interval is <u>2</u>.
answer:
option b (2.18%)
Step-by-step explanation:
5.62-5.5= 0.12
0.12
___ × 100= 2.18%
0.52
hope it helps!
Answer:
The first quartile is 26.
The third quartile is 45
The median is 30.5
The interquartile range is 19.
Hope that helped :)
Step-by-step explanation:
Answer: When P(x) is divided by x + 2, the remainder is [-23 ] P(–2) = [9]. The Remainder Theorem is [not verified]
Step-by-step explanation:
Answer:
11
Step-by-step explanation:
So you first start off with 24, then you add 8 cards and take away 12 + 9 cards, making the equation:
24 + 8 - (12 + 9)
= 32 - 21
= 11