It sounds like you're given
Since the bases on either side match (5), the exponents must be equal. So
3b - 1 = b - 3
Solve for b :
3b - b = -3 + 1
2b = -2
b = -1
True or false : if an individual or business breaks a contract, it automatically goes to court.
1 answer:
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Answer:
4.5 hour and 2 hour
Step-by-step explanation:
Given: The mean number of hours per day spent watching television, according to a national survey, is 3.5 hours, with a standard deviation of two hours.
To Find: If each time was increased by one hour, what would be the new mean and standard deviation.
Solution:
let the total numbers entries of hours in survey be =
each entry in survey be =
mean of survey is = =
standard deviation is = =
if each entry in survey is increased by one hour then,
each new entry in survey is =
the new mean is =
+
=
+ 1=
now,
standard deviation is
putting values,
=
=2
new mean and standard deviation are and