Answer: 
Step-by-step explanation:
The confidence interval for population mean is given by :-

, where
= Population standard deviation.
n= sample size
= Sample mean
z* = Critical z-value .
Given :
n= 49
Two-tailed critical value for 95% confidence interval = 
Then, the 95% confidence interval would be :-




Hence, the 95% confidence interval for estimating the population mean
:

Answer:
Conver the sales tax to a decimal and ad it to 1, then multiple that total to the price of the item. Please mark as breinlest
16x - 4 + 58 + 9x - 6 = 180
25x + 48 = 180
25x = 132
x = 5.28
Answer:
Step-by-step explanation:
LMAFOOOOOOOOOOOOOOOOOOOOOO
15flowers/3seedpackets
5 flowers/seed packet
*4
————————————
20 follows equals 4 seed packets
your answer is ——-^^^^^^^^^^^^^^^