Answer: 0.893
Step-by-step explanation:
Given : Sample size of residential water bills: n=100
Number of residences had reduced their water consumption over that of the previous year = 80
Then sample proportion:
Critical value for 98% confidence=
The upper bound for confidence interval for population proportion :
Hence, the 98% upper confidence bound for the proportion of residences that reduced their water consumption.=0.893
Answer:
Step-by-step explanation:
Using the rule of exponents
= , thus
= =
Answer:
A
Step-by-step explanation:
the line is called height in other word altitude
Answer:
280
Step-by-step explanation:
(17 x 24) - (8 x 16)
(408) - (128)
408 - 128 = 280
Answer: 280
Answer:
C. 7$
Step-by-step explanation: