Answer:
a. 0
b. Yes
c. The manufacturers claim is not plausible
d. 0.3446
e. A sample mean life time of 39.8hr is not unusually short.
f. The manufacturers claim us plausible
Step-by-step explanation:
Please see attachment
Answer:
y = 45/2
Step-by-step explanation:
Given:
y = 4x - 1 1/2
find the value of y when x=6
y = 4x - 1 1/2
Substitute x = 6 into the equation
y = 4(6) - 1 1/2
y = 24 - 1 1/2
** 1 1/2 = 3/2
y = 24 - 3/2
y = (48-3) / 2
y = 45/2
y = 45/2 when x = 6
She would pay $132 for the chandelier
16 cm -10 days
1 cm --- x days
x=1*10/16=5/8=0.625 days